42401840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{40771}}^1$

素因数の和:40797

約数の個数: 40

約数和(自身を含む): 106170288

約数和(自身を除く): 63768448

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 40771, 81542, 163084, 203855, 326168, 407710, 530023, 652336, 815420, 1060046, 1630840, 2120092, 2650115, 3261680, 4240184, 5300230, 8480368, 10600460, 21200920, 42401840]

約数ペア:

[(1, 42401840), (2, 21200920), (4, 10600460), (5, 8480368), (8, 5300230), (10, 4240184), (13, 3261680), (16, 2650115), (20, 2120092), (26, 1630840), (40, 1060046), (52, 815420), (65, 652336), (80, 530023), (104, 407710), (130, 326168), (208, 203855), (260, 163084), (520, 81542), (1040, 40771)]