2012370040

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1\times {\mathrm{4243}}^1$

素因数の和:4492

約数の個数: 64

約数和(自身を含む): 4620188160

約数和(自身を除く): 2607818120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 167, 284, 334, 355, 568, 668, 710, 835, 1336, 1420, 1670, 2840, 3340, 4243, 6680, 8486, 11857, 16972, 21215, 23714, 33944, 42430, 47428, 59285, 84860, 94856, 118570, 169720, 237140, 301253, 474280, 602506, 708581, 1205012, 1417162, 1506265, 2410024, 2834324, 3012530, 3542905, 5668648, 6025060, 7085810, 12050120, 14171620, 28343240, 50309251, 100618502, 201237004, 251546255, 402474008, 503092510, 1006185020, 2012370040]

約数ペア:

[(1, 2012370040), (2, 1006185020), (4, 503092510), (5, 402474008), (8, 251546255), (10, 201237004), (20, 100618502), (40, 50309251), (71, 28343240), (142, 14171620), (167, 12050120), (284, 7085810), (334, 6025060), (355, 5668648), (568, 3542905), (668, 3012530), (710, 2834324), (835, 2410024), (1336, 1506265), (1420, 1417162), (1670, 1205012), (2840, 708581), (3340, 602506), (4243, 474280), (6680, 301253), (8486, 237140), (11857, 169720), (16972, 118570), (21215, 94856), (23714, 84860), (33944, 59285), (42430, 47428)]