291278442020

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{3881}}^1\times {\mathrm{79843}}^1$

素因数の和:83780

約数の個数: 48

約数和(自身を含む): 624868086528

約数和(自身を除く): 333589644508

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 3881, 7762, 15524, 19405, 38810, 77620, 79843, 159686, 182407, 319372, 364814, 399215, 729628, 798430, 912035, 1596860, 1824070, 3648140, 3752621, 7505242, 15010484, 18763105, 37526210, 75052420, 309870683, 619741366, 1239482732, 1549353415, 3098706830, 6197413660, 14563922101, 29127844202, 58255688404, 72819610505, 145639221010, 291278442020]

約数ペア:

[(1, 291278442020), (2, 145639221010), (4, 72819610505), (5, 58255688404), (10, 29127844202), (20, 14563922101), (47, 6197413660), (94, 3098706830), (188, 1549353415), (235, 1239482732), (470, 619741366), (940, 309870683), (3881, 75052420), (7762, 37526210), (15524, 18763105), (19405, 15010484), (38810, 7505242), (77620, 3752621), (79843, 3648140), (159686, 1824070), (182407, 1596860), (319372, 912035), (364814, 798430), (399215, 729628)]