817852420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{12953}}^1$

素因数の和:13021

約数の個数: 96

約数和(自身を含む): 2193682176

約数和(自身を除く): 1375829756

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 41, 44, 55, 70, 77, 82, 110, 140, 154, 164, 205, 220, 287, 308, 385, 410, 451, 574, 770, 820, 902, 1148, 1435, 1540, 1804, 2255, 2870, 3157, 4510, 5740, 6314, 9020, 12628, 12953, 15785, 25906, 31570, 51812, 63140, 64765, 90671, 129530, 142483, 181342, 259060, 284966, 362684, 453355, 531073, 569932, 712415, 906710, 997381, 1062146, 1424830, 1813420, 1994762, 2124292, 2655365, 2849660, 3717511, 3989524, 4986905, 5310730, 5841803, 7435022, 9973810, 10621460, 11683606, 14870044, 18587555, 19947620, 23367212, 29209015, 37175110, 40892621, 58418030, 74350220, 81785242, 116836060, 163570484, 204463105, 408926210, 817852420]

約数ペア:

[(1, 817852420), (2, 408926210), (4, 204463105), (5, 163570484), (7, 116836060), (10, 81785242), (11, 74350220), (14, 58418030), (20, 40892621), (22, 37175110), (28, 29209015), (35, 23367212), (41, 19947620), (44, 18587555), (55, 14870044), (70, 11683606), (77, 10621460), (82, 9973810), (110, 7435022), (140, 5841803), (154, 5310730), (164, 4986905), (205, 3989524), (220, 3717511), (287, 2849660), (308, 2655365), (385, 2124292), (410, 1994762), (451, 1813420), (574, 1424830), (770, 1062146), (820, 997381), (902, 906710), (1148, 712415), (1435, 569932), (1540, 531073), (1804, 453355), (2255, 362684), (2870, 284966), (3157, 259060), (4510, 181342), (5740, 142483), (6314, 129530), (9020, 90671), (12628, 64765), (12953, 63140), (15785, 51812), (25906, 31570)]