208082158520

素因数分解:

$2^3\times 5^1\times {\mathrm{299261}}^1\times {\mathrm{17383}}^1$

素因数の和:316655

約数の個数: 32

約数和(自身を含む): 468213354720

約数和(自身を除く): 260131196200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 17383, 34766, 69532, 86915, 139064, 173830, 299261, 347660, 598522, 695320, 1197044, 1496305, 2394088, 2992610, 5985220, 11970440, 5202053963, 10404107926, 20808215852, 26010269815, 41616431704, 52020539630, 104041079260, 208082158520]

約数ペア:

[(1, 208082158520), (2, 104041079260), (4, 52020539630), (5, 41616431704), (8, 26010269815), (10, 20808215852), (20, 10404107926), (40, 5202053963), (17383, 11970440), (34766, 5985220), (69532, 2992610), (86915, 2394088), (139064, 1496305), (173830, 1197044), (299261, 695320), (347660, 598522)]