2017455940

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{487}}^1\times {\mathrm{4817}}^1$

素因数の和:5356

約数の個数: 48

約数和(自身を含む): 4344988032

約数和(自身を除く): 2327532092

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 487, 860, 974, 1948, 2435, 4817, 4870, 9634, 9740, 19268, 20941, 24085, 41882, 48170, 83764, 96340, 104705, 207131, 209410, 414262, 418820, 828524, 1035655, 2071310, 2345879, 4142620, 4691758, 9383516, 11729395, 23458790, 46917580, 100872797, 201745594, 403491188, 504363985, 1008727970, 2017455940]

約数ペア:

[(1, 2017455940), (2, 1008727970), (4, 504363985), (5, 403491188), (10, 201745594), (20, 100872797), (43, 46917580), (86, 23458790), (172, 11729395), (215, 9383516), (430, 4691758), (487, 4142620), (860, 2345879), (974, 2071310), (1948, 1035655), (2435, 828524), (4817, 418820), (4870, 414262), (9634, 209410), (9740, 207131), (19268, 104705), (20941, 96340), (24085, 83764), (41882, 48170)]