20614360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1367}}^1$

素因数の和:1420

約数の個数: 64

約数和(自身を含む): 51710400

約数和(自身を除く): 31096040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 52, 58, 65, 104, 116, 130, 145, 232, 260, 290, 377, 520, 580, 754, 1160, 1367, 1508, 1885, 2734, 3016, 3770, 5468, 6835, 7540, 10936, 13670, 15080, 17771, 27340, 35542, 39643, 54680, 71084, 79286, 88855, 142168, 158572, 177710, 198215, 317144, 355420, 396430, 515359, 710840, 792860, 1030718, 1585720, 2061436, 2576795, 4122872, 5153590, 10307180, 20614360]

約数ペア:

[(1, 20614360), (2, 10307180), (4, 5153590), (5, 4122872), (8, 2576795), (10, 2061436), (13, 1585720), (20, 1030718), (26, 792860), (29, 710840), (40, 515359), (52, 396430), (58, 355420), (65, 317144), (104, 198215), (116, 177710), (130, 158572), (145, 142168), (232, 88855), (260, 79286), (290, 71084), (377, 54680), (520, 39643), (580, 35542), (754, 27340), (1160, 17771), (1367, 15080), (1508, 13670), (1885, 10936), (2734, 7540), (3016, 6835), (3770, 5468)]