40398410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{1627}}^1$

素因数の和:1838

約数の個数: 32

約数和(自身を含む): 78769152

約数和(自身を除く): 38370742

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 191, 382, 955, 1627, 1910, 2483, 3254, 4966, 8135, 12415, 16270, 21151, 24830, 42302, 105755, 211510, 310757, 621514, 1553785, 3107570, 4039841, 8079682, 20199205, 40398410]

約数ペア:

[(1, 40398410), (2, 20199205), (5, 8079682), (10, 4039841), (13, 3107570), (26, 1553785), (65, 621514), (130, 310757), (191, 211510), (382, 105755), (955, 42302), (1627, 24830), (1910, 21151), (2483, 16270), (3254, 12415), (4966, 8135)]