57856240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{55631}}^1$

素因数の和:55657

約数の個数: 40

約数和(自身を含む): 144865728

約数和(自身を除く): 87009488

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 55631, 111262, 222524, 278155, 445048, 556310, 723203, 890096, 1112620, 1446406, 2225240, 2892812, 3616015, 4450480, 5785624, 7232030, 11571248, 14464060, 28928120, 57856240]

約数ペア:

[(1, 57856240), (2, 28928120), (4, 14464060), (5, 11571248), (8, 7232030), (10, 5785624), (13, 4450480), (16, 3616015), (20, 2892812), (26, 2225240), (40, 1446406), (52, 1112620), (65, 890096), (80, 723203), (104, 556310), (130, 445048), (208, 278155), (260, 222524), (520, 111262), (1040, 55631)]