20113600

素因数分解:

$2^6\times 5^2\times {\mathrm{13}}^1\times {\mathrm{967}}^1$

素因数の和:1002

約数の個数: 84

約数和(自身を含む): 53354224

約数和(自身を除く): 33240624

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 130, 160, 200, 208, 260, 320, 325, 400, 416, 520, 650, 800, 832, 967, 1040, 1300, 1600, 1934, 2080, 2600, 3868, 4160, 4835, 5200, 7736, 9670, 10400, 12571, 15472, 19340, 20800, 24175, 25142, 30944, 38680, 48350, 50284, 61888, 62855, 77360, 96700, 100568, 125710, 154720, 193400, 201136, 251420, 309440, 314275, 386800, 402272, 502840, 628550, 773600, 804544, 1005680, 1257100, 1547200, 2011360, 2514200, 4022720, 5028400, 10056800, 20113600]

約数ペア:

[(1, 20113600), (2, 10056800), (4, 5028400), (5, 4022720), (8, 2514200), (10, 2011360), (13, 1547200), (16, 1257100), (20, 1005680), (25, 804544), (26, 773600), (32, 628550), (40, 502840), (50, 402272), (52, 386800), (64, 314275), (65, 309440), (80, 251420), (100, 201136), (104, 193400), (130, 154720), (160, 125710), (200, 100568), (208, 96700), (260, 77360), (320, 62855), (325, 61888), (400, 50284), (416, 48350), (520, 38680), (650, 30944), (800, 25142), (832, 24175), (967, 20800), (1040, 19340), (1300, 15472), (1600, 12571), (1934, 10400), (2080, 9670), (2600, 7736), (3868, 5200), (4160, 4835)]