417889580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{12671}}^1$

素因数の和:12794

約数の個数: 48

約数和(自身を含む): 938843136

約数和(自身を除く): 520953556

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 97, 170, 194, 340, 388, 485, 970, 1649, 1940, 3298, 6596, 8245, 12671, 16490, 25342, 32980, 50684, 63355, 126710, 215407, 253420, 430814, 861628, 1077035, 1229087, 2154070, 2458174, 4308140, 4916348, 6145435, 12290870, 20894479, 24581740, 41788958, 83577916, 104472395, 208944790, 417889580]

約数ペア:

[(1, 417889580), (2, 208944790), (4, 104472395), (5, 83577916), (10, 41788958), (17, 24581740), (20, 20894479), (34, 12290870), (68, 6145435), (85, 4916348), (97, 4308140), (170, 2458174), (194, 2154070), (340, 1229087), (388, 1077035), (485, 861628), (970, 430814), (1649, 253420), (1940, 215407), (3298, 126710), (6596, 63355), (8245, 50684), (12671, 32980), (16490, 25342)]