20125909480

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{10705271}}^1$

素因数の和:10705329

約数の個数: 32

約数和(自身を含む): 46246775040

約数和(自身を除く): 26120865560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 10705271, 21410542, 42821084, 53526355, 85642168, 107052710, 214105420, 428210840, 503147737, 1006295474, 2012590948, 2515738685, 4025181896, 5031477370, 10062954740, 20125909480]

約数ペア:

[(1, 20125909480), (2, 10062954740), (4, 5031477370), (5, 4025181896), (8, 2515738685), (10, 2012590948), (20, 1006295474), (40, 503147737), (47, 428210840), (94, 214105420), (188, 107052710), (235, 85642168), (376, 53526355), (470, 42821084), (940, 21410542), (1880, 10705271)]