20900250

素因数分解:

$2^1\times 3^2\times 5^3\times 7^1\times {\mathrm{1327}}^1$

素因数の和:1357

約数の個数: 96

約数和(自身を含む): 64636416

約数和(自身を除く): 43736166

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 63, 70, 75, 90, 105, 125, 126, 150, 175, 210, 225, 250, 315, 350, 375, 450, 525, 630, 750, 875, 1050, 1125, 1327, 1575, 1750, 2250, 2625, 2654, 3150, 3981, 5250, 6635, 7875, 7962, 9289, 11943, 13270, 15750, 18578, 19905, 23886, 27867, 33175, 39810, 46445, 55734, 59715, 66350, 83601, 92890, 99525, 119430, 139335, 165875, 167202, 199050, 232225, 278670, 298575, 331750, 418005, 464450, 497625, 597150, 696675, 836010, 995250, 1161125, 1393350, 1492875, 2090025, 2322250, 2985750, 3483375, 4180050, 6966750, 10450125, 20900250]

約数ペア:

[(1, 20900250), (2, 10450125), (3, 6966750), (5, 4180050), (6, 3483375), (7, 2985750), (9, 2322250), (10, 2090025), (14, 1492875), (15, 1393350), (18, 1161125), (21, 995250), (25, 836010), (30, 696675), (35, 597150), (42, 497625), (45, 464450), (50, 418005), (63, 331750), (70, 298575), (75, 278670), (90, 232225), (105, 199050), (125, 167202), (126, 165875), (150, 139335), (175, 119430), (210, 99525), (225, 92890), (250, 83601), (315, 66350), (350, 59715), (375, 55734), (450, 46445), (525, 39810), (630, 33175), (750, 27867), (875, 23886), (1050, 19905), (1125, 18578), (1327, 15750), (1575, 13270), (1750, 11943), (2250, 9289), (2625, 7962), (2654, 7875), (3150, 6635), (3981, 5250)]