381598090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{14449}}^1$

素因数の和:14614

約数の個数: 32

約数和(自身を含む): 728280000

約数和(自身を除く): 346681910

約数列:

[1, 2, 5, 10, 19, 38, 95, 139, 190, 278, 695, 1390, 2641, 5282, 13205, 14449, 26410, 28898, 72245, 144490, 274531, 549062, 1372655, 2008411, 2745310, 4016822, 10042055, 20084110, 38159809, 76319618, 190799045, 381598090]

約数ペア:

[(1, 381598090), (2, 190799045), (5, 76319618), (10, 38159809), (19, 20084110), (38, 10042055), (95, 4016822), (139, 2745310), (190, 2008411), (278, 1372655), (695, 549062), (1390, 274531), (2641, 144490), (5282, 72245), (13205, 28898), (14449, 26410)]