2173360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{3881}}^1$

素因数の和:3901

約数の個数: 40

約数和(自身を含む): 5776416

約数和(自身を除く): 3603056

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 3881, 7762, 15524, 19405, 27167, 31048, 38810, 54334, 62096, 77620, 108668, 135835, 155240, 217336, 271670, 310480, 434672, 543340, 1086680, 2173360]

約数ペア:

[(1, 2173360), (2, 1086680), (4, 543340), (5, 434672), (7, 310480), (8, 271670), (10, 217336), (14, 155240), (16, 135835), (20, 108668), (28, 77620), (35, 62096), (40, 54334), (56, 38810), (70, 31048), (80, 27167), (112, 19405), (140, 15524), (280, 7762), (560, 3881)]