20176333900

素因数分解:

$2^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{281}}^1\times {\mathrm{15277}}^1$

素因数の和:15619

約数の個数: 72

約数和(自身を含む): 44876252736

約数和(自身を除く): 24699918836

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 94, 100, 188, 235, 281, 470, 562, 940, 1124, 1175, 1405, 2350, 2810, 4700, 5620, 7025, 13207, 14050, 15277, 26414, 28100, 30554, 52828, 61108, 66035, 76385, 132070, 152770, 264140, 305540, 330175, 381925, 660350, 718019, 763850, 1320700, 1436038, 1527700, 2872076, 3590095, 4292837, 7180190, 8585674, 14360380, 17171348, 17950475, 21464185, 35900950, 42928370, 71801900, 85856740, 107320925, 201763339, 214641850, 403526678, 429283700, 807053356, 1008816695, 2017633390, 4035266780, 5044083475, 10088166950, 20176333900]

約数ペア:

[(1, 20176333900), (2, 10088166950), (4, 5044083475), (5, 4035266780), (10, 2017633390), (20, 1008816695), (25, 807053356), (47, 429283700), (50, 403526678), (94, 214641850), (100, 201763339), (188, 107320925), (235, 85856740), (281, 71801900), (470, 42928370), (562, 35900950), (940, 21464185), (1124, 17950475), (1175, 17171348), (1405, 14360380), (2350, 8585674), (2810, 7180190), (4700, 4292837), (5620, 3590095), (7025, 2872076), (13207, 1527700), (14050, 1436038), (15277, 1320700), (26414, 763850), (28100, 718019), (30554, 660350), (52828, 381925), (61108, 330175), (66035, 305540), (76385, 264140), (132070, 152770)]