21819200

素因数分解:

$2^6\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1049}}^1$

素因数の和:1084

約数の個数: 84

約数和(自身を含む): 57873900

約数和(自身を除く): 36054700

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, 1040, 1049, 1300, 1600, 2080, 2098, 2600, 4160, 4196, 5200, 5245, 8392, 10400, 10490, 13637, 16784, 20800, 20980, 26225, 27274, 33568, 41960, 52450, 54548, 67136, 68185, 83920, 104900, 109096, 136370, 167840, 209800, 218192, 272740, 335680, 340925, 419600, 436384, 545480, 681850, 839200, 872768, 1090960, 1363700, 1678400, 2181920, 2727400, 4363840, 5454800, 10909600, 21819200]

約数ペア:

[(1, 21819200), (2, 10909600), (4, 5454800), (5, 4363840), (8, 2727400), (10, 2181920), (13, 1678400), (16, 1363700), (20, 1090960), (25, 872768), (26, 839200), (32, 681850), (40, 545480), (50, 436384), (52, 419600), (64, 340925), (65, 335680), (80, 272740), (100, 218192), (104, 209800), (130, 167840), (160, 136370), (200, 109096), (208, 104900), (260, 83920), (320, 68185), (325, 67136), (400, 54548), (416, 52450), (520, 41960), (650, 33568), (800, 27274), (832, 26225), (1040, 20980), (1049, 20800), (1300, 16784), (1600, 13637), (2080, 10490), (2098, 10400), (2600, 8392), (4160, 5245), (4196, 5200)]