7156719020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{411779}}^1$

素因数の和:411878

約数の個数: 48

約数和(自身を含む): 16602969600

約数和(自身を除く): 9446250580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 316, 395, 790, 869, 1580, 1738, 3476, 4345, 8690, 17380, 411779, 823558, 1647116, 2058895, 4117790, 4529569, 8235580, 9059138, 18118276, 22647845, 32530541, 45295690, 65061082, 90591380, 130122164, 162652705, 325305410, 357835951, 650610820, 715671902, 1431343804, 1789179755, 3578359510, 7156719020]

約数ペア:

[(1, 7156719020), (2, 3578359510), (4, 1789179755), (5, 1431343804), (10, 715671902), (11, 650610820), (20, 357835951), (22, 325305410), (44, 162652705), (55, 130122164), (79, 90591380), (110, 65061082), (158, 45295690), (220, 32530541), (316, 22647845), (395, 18118276), (790, 9059138), (869, 8235580), (1580, 4529569), (1738, 4117790), (3476, 2058895), (4345, 1647116), (8690, 823558), (17380, 411779)]