40920496

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:290

約数の個数: 80

約数和(自身を含む): 90851328

約数和(自身を除く): 49930832

約数列:

[1, 2, 4, 8, 16, 17, 23, 31, 34, 46, 62, 68, 92, 124, 136, 184, 211, 248, 272, 368, 391, 422, 496, 527, 713, 782, 844, 1054, 1426, 1564, 1688, 2108, 2852, 3128, 3376, 3587, 4216, 4853, 5704, 6256, 6541, 7174, 8432, 9706, 11408, 12121, 13082, 14348, 19412, 24242, 26164, 28696, 38824, 48484, 52328, 57392, 77648, 82501, 96968, 104656, 111197, 150443, 165002, 193936, 222394, 300886, 330004, 444788, 601772, 660008, 889576, 1203544, 1320016, 1779152, 2407088, 2557531, 5115062, 10230124, 20460248, 40920496]

約数ペア:

[(1, 40920496), (2, 20460248), (4, 10230124), (8, 5115062), (16, 2557531), (17, 2407088), (23, 1779152), (31, 1320016), (34, 1203544), (46, 889576), (62, 660008), (68, 601772), (92, 444788), (124, 330004), (136, 300886), (184, 222394), (211, 193936), (248, 165002), (272, 150443), (368, 111197), (391, 104656), (422, 96968), (496, 82501), (527, 77648), (713, 57392), (782, 52328), (844, 48484), (1054, 38824), (1426, 28696), (1564, 26164), (1688, 24242), (2108, 19412), (2852, 14348), (3128, 13082), (3376, 12121), (3587, 11408), (4216, 9706), (4853, 8432), (5704, 7174), (6256, 6541)]