2012943940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{495799}}^1$

素因数の和:495844

約数の個数: 48

約数和(自身を含む): 4997664000

約数和(自身を除く): 2984720060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 495799, 991598, 1983196, 2478995, 3470593, 4957990, 6941186, 9915980, 13882372, 14378171, 17352965, 28756342, 34705930, 57512684, 69411860, 71890855, 100647197, 143781710, 201294394, 287563420, 402588788, 503235985, 1006471970, 2012943940]

約数ペア:

[(1, 2012943940), (2, 1006471970), (4, 503235985), (5, 402588788), (7, 287563420), (10, 201294394), (14, 143781710), (20, 100647197), (28, 71890855), (29, 69411860), (35, 57512684), (58, 34705930), (70, 28756342), (116, 17352965), (140, 14378171), (145, 13882372), (203, 9915980), (290, 6941186), (406, 4957990), (580, 3470593), (812, 2478995), (1015, 1983196), (2030, 991598), (4060, 495799)]