996880240

素因数分解:

$2^4\times 5^1\times {\mathrm{409}}^1\times {\mathrm{30467}}^1$

素因数の和:30889

約数の個数: 40

約数和(自身を含む): 2323489680

約数和(自身を除く): 1326609440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 409, 818, 1636, 2045, 3272, 4090, 6544, 8180, 16360, 30467, 32720, 60934, 121868, 152335, 243736, 304670, 487472, 609340, 1218680, 2437360, 12461003, 24922006, 49844012, 62305015, 99688024, 124610030, 199376048, 249220060, 498440120, 996880240]

約数ペア:

[(1, 996880240), (2, 498440120), (4, 249220060), (5, 199376048), (8, 124610030), (10, 99688024), (16, 62305015), (20, 49844012), (40, 24922006), (80, 12461003), (409, 2437360), (818, 1218680), (1636, 609340), (2045, 487472), (3272, 304670), (4090, 243736), (6544, 152335), (8180, 121868), (16360, 60934), (30467, 32720)]