207980960

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{118171}}^1$

素因数の和:118197

約数の個数: 48

約数和(自身を含む): 536028192

約数和(自身を除く): 328047232

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 118171, 236342, 472684, 590855, 945368, 1181710, 1299881, 1890736, 2363420, 2599762, 3781472, 4726840, 5199524, 6499405, 9453680, 10399048, 12998810, 18907360, 20798096, 25997620, 41596192, 51995240, 103990480, 207980960]

約数ペア:

[(1, 207980960), (2, 103990480), (4, 51995240), (5, 41596192), (8, 25997620), (10, 20798096), (11, 18907360), (16, 12998810), (20, 10399048), (22, 9453680), (32, 6499405), (40, 5199524), (44, 4726840), (55, 3781472), (80, 2599762), (88, 2363420), (110, 1890736), (160, 1299881), (176, 1181710), (220, 945368), (352, 590855), (440, 472684), (880, 236342), (1760, 118171)]