20005949744

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1\times {\mathrm{173}}^1$

素因数の和:523

約数の個数: 160

約数和(自身を含む): 44584646400

約数和(自身を除く): 24578696656

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 44, 58, 88, 116, 139, 163, 173, 176, 232, 278, 319, 326, 346, 464, 556, 638, 652, 692, 1112, 1276, 1304, 1384, 1529, 1793, 1903, 2224, 2552, 2608, 2768, 3058, 3586, 3806, 4031, 4727, 5017, 5104, 6116, 7172, 7612, 8062, 9454, 10034, 12232, 14344, 15224, 16124, 18908, 20068, 22657, 24047, 24464, 28199, 28688, 30448, 32248, 37816, 40136, 44341, 45314, 48094, 51997, 55187, 56398, 64496, 75632, 80272, 88682, 90628, 96188, 103994, 110374, 112796, 177364, 181256, 192376, 207988, 220748, 225592, 249227, 264517, 310189, 354728, 362512, 384752, 415976, 441496, 451184, 498454, 529034, 620378, 657053, 697363, 709456, 817771, 831952, 882992, 996908, 1058068, 1240756, 1314106, 1394726, 1635542, 1993816, 2116136, 2481512, 2628212, 2789452, 3271084, 3919661, 3987632, 4232272, 4963024, 5256424, 5578904, 6542168, 7227583, 7670993, 7839322, 8995481, 10512848, 11157808, 13084336, 14455166, 15341986, 15678644, 17990962, 28910332, 30683972, 31357288, 35981924, 43116271, 57820664, 61367944, 62714576, 71963848, 86232542, 113670169, 115641328, 122735888, 143927696, 172465084, 227340338, 344930168, 454680676, 689860336, 909361352, 1250371859, 1818722704, 2500743718, 5001487436, 10002974872, 20005949744]

約数ペア:

[(1, 20005949744), (2, 10002974872), (4, 5001487436), (8, 2500743718), (11, 1818722704), (16, 1250371859), (22, 909361352), (29, 689860336), (44, 454680676), (58, 344930168), (88, 227340338), (116, 172465084), (139, 143927696), (163, 122735888), (173, 115641328), (176, 113670169), (232, 86232542), (278, 71963848), (319, 62714576), (326, 61367944), (346, 57820664), (464, 43116271), (556, 35981924), (638, 31357288), (652, 30683972), (692, 28910332), (1112, 17990962), (1276, 15678644), (1304, 15341986), (1384, 14455166), (1529, 13084336), (1793, 11157808), (1903, 10512848), (2224, 8995481), (2552, 7839322), (2608, 7670993), (2768, 7227583), (3058, 6542168), (3586, 5578904), (3806, 5256424), (4031, 4963024), (4727, 4232272), (5017, 3987632), (5104, 3919661), (6116, 3271084), (7172, 2789452), (7612, 2628212), (8062, 2481512), (9454, 2116136), (10034, 1993816), (12232, 1635542), (14344, 1394726), (15224, 1314106), (16124, 1240756), (18908, 1058068), (20068, 996908), (22657, 882992), (24047, 831952), (24464, 817771), (28199, 709456), (28688, 697363), (30448, 657053), (32248, 620378), (37816, 529034), (40136, 498454), (44341, 451184), (45314, 441496), (48094, 415976), (51997, 384752), (55187, 362512), (56398, 354728), (64496, 310189), (75632, 264517), (80272, 249227), (88682, 225592), (90628, 220748), (96188, 207988), (103994, 192376), (110374, 181256), (112796, 177364)]