906013960

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1\times {\mathrm{1213}}^1$

素因数の和:1558

約数の個数: 64

約数和(自身を含む): 2076814080

約数和(自身を除く): 1170800120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 263, 284, 355, 526, 568, 710, 1052, 1213, 1315, 1420, 2104, 2426, 2630, 2840, 4852, 5260, 6065, 9704, 10520, 12130, 18673, 24260, 37346, 48520, 74692, 86123, 93365, 149384, 172246, 186730, 319019, 344492, 373460, 430615, 638038, 688984, 746920, 861230, 1276076, 1595095, 1722460, 2552152, 3190190, 3444920, 6380380, 12760760, 22650349, 45300698, 90601396, 113251745, 181202792, 226503490, 453006980, 906013960]

約数ペア:

[(1, 906013960), (2, 453006980), (4, 226503490), (5, 181202792), (8, 113251745), (10, 90601396), (20, 45300698), (40, 22650349), (71, 12760760), (142, 6380380), (263, 3444920), (284, 3190190), (355, 2552152), (526, 1722460), (568, 1595095), (710, 1276076), (1052, 861230), (1213, 746920), (1315, 688984), (1420, 638038), (2104, 430615), (2426, 373460), (2630, 344492), (2840, 319019), (4852, 186730), (5260, 172246), (6065, 149384), (9704, 93365), (10520, 86123), (12130, 74692), (18673, 48520), (24260, 37346)]