7135650920

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1\times {\mathrm{15881}}^1$

素因数の和:16178

約数の個数: 64

約数和(自身を含む): 16466457600

約数和(自身を除く): 9330806680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 239, 376, 470, 478, 940, 956, 1195, 1880, 1912, 2390, 4780, 9560, 11233, 15881, 22466, 31762, 44932, 56165, 63524, 79405, 89864, 112330, 127048, 158810, 224660, 317620, 449320, 635240, 746407, 1492814, 2985628, 3732035, 3795559, 5971256, 7464070, 7591118, 14928140, 15182236, 18977795, 29856280, 30364472, 37955590, 75911180, 151822360, 178391273, 356782546, 713565092, 891956365, 1427130184, 1783912730, 3567825460, 7135650920]

約数ペア:

[(1, 7135650920), (2, 3567825460), (4, 1783912730), (5, 1427130184), (8, 891956365), (10, 713565092), (20, 356782546), (40, 178391273), (47, 151822360), (94, 75911180), (188, 37955590), (235, 30364472), (239, 29856280), (376, 18977795), (470, 15182236), (478, 14928140), (940, 7591118), (956, 7464070), (1195, 5971256), (1880, 3795559), (1912, 3732035), (2390, 2985628), (4780, 1492814), (9560, 746407), (11233, 635240), (15881, 449320), (22466, 317620), (31762, 224660), (44932, 158810), (56165, 127048), (63524, 112330), (79405, 89864)]