381065890

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^2\times {\mathrm{22669}}^1$

素因数の和:22758

約数の個数: 24

約数和(自身を含む): 703087380

約数和(自身を除く): 322021490

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 1681, 3362, 8405, 16810, 22669, 45338, 113345, 226690, 929429, 1858858, 4647145, 9294290, 38106589, 76213178, 190532945, 381065890]

約数ペア:

[(1, 381065890), (2, 190532945), (5, 76213178), (10, 38106589), (41, 9294290), (82, 4647145), (205, 1858858), (410, 929429), (1681, 226690), (3362, 113345), (8405, 45338), (16810, 22669)]