2020454904

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{661}}^1$

素因数の和:881

約数の個数: 128

約数和(自身を含む): 5558575680

約数和(自身を除く): 3538120776

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 97, 101, 104, 156, 194, 202, 291, 303, 312, 388, 404, 582, 606, 661, 776, 808, 1164, 1212, 1261, 1313, 1322, 1983, 2328, 2424, 2522, 2626, 2644, 3783, 3939, 3966, 5044, 5252, 5288, 7566, 7878, 7932, 8593, 9797, 10088, 10504, 15132, 15756, 15864, 17186, 19594, 25779, 29391, 30264, 31512, 34372, 39188, 51558, 58782, 64117, 66761, 68744, 78376, 103116, 117564, 127361, 128234, 133522, 192351, 200283, 206232, 235128, 254722, 256468, 267044, 382083, 384702, 400566, 509444, 512936, 534088, 764166, 769404, 801132, 833521, 867893, 1018888, 1528332, 1538808, 1602264, 1667042, 1735786, 2500563, 2603679, 3056664, 3334084, 3471572, 5001126, 5207358, 6475817, 6668168, 6943144, 10002252, 10414716, 12951634, 19427451, 20004504, 20829432, 25903268, 38854902, 51806536, 77709804, 84185621, 155419608, 168371242, 252556863, 336742484, 505113726, 673484968, 1010227452, 2020454904]

約数ペア:

[(1, 2020454904), (2, 1010227452), (3, 673484968), (4, 505113726), (6, 336742484), (8, 252556863), (12, 168371242), (13, 155419608), (24, 84185621), (26, 77709804), (39, 51806536), (52, 38854902), (78, 25903268), (97, 20829432), (101, 20004504), (104, 19427451), (156, 12951634), (194, 10414716), (202, 10002252), (291, 6943144), (303, 6668168), (312, 6475817), (388, 5207358), (404, 5001126), (582, 3471572), (606, 3334084), (661, 3056664), (776, 2603679), (808, 2500563), (1164, 1735786), (1212, 1667042), (1261, 1602264), (1313, 1538808), (1322, 1528332), (1983, 1018888), (2328, 867893), (2424, 833521), (2522, 801132), (2626, 769404), (2644, 764166), (3783, 534088), (3939, 512936), (3966, 509444), (5044, 400566), (5252, 384702), (5288, 382083), (7566, 267044), (7878, 256468), (7932, 254722), (8593, 235128), (9797, 206232), (10088, 200283), (10504, 192351), (15132, 133522), (15756, 128234), (15864, 127361), (17186, 117564), (19594, 103116), (25779, 78376), (29391, 68744), (30264, 66761), (31512, 64117), (34372, 58782), (39188, 51558)]