858843890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{19739}}^1$

素因数の和:19994

約数の個数: 32

約数和(自身を含む): 1634472000

約数和(自身を除く): 775628110

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 229, 458, 1145, 2290, 4351, 8702, 19739, 21755, 39478, 43510, 98695, 197390, 375041, 750082, 1875205, 3750410, 4520231, 9040462, 22601155, 45202310, 85884389, 171768778, 429421945, 858843890]

約数ペア:

[(1, 858843890), (2, 429421945), (5, 171768778), (10, 85884389), (19, 45202310), (38, 22601155), (95, 9040462), (190, 4520231), (229, 3750410), (458, 1875205), (1145, 750082), (2290, 375041), (4351, 197390), (8702, 98695), (19739, 43510), (21755, 39478)]