886690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1$

素因数の和:306

約数の個数: 32

約数和(自身を含む): 1866240

約数和(自身を除く): 979550

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 106, 239, 265, 371, 478, 530, 742, 1195, 1673, 1855, 2390, 3346, 3710, 8365, 12667, 16730, 25334, 63335, 88669, 126670, 177338, 443345, 886690]

約数ペア:

[(1, 886690), (2, 443345), (5, 177338), (7, 126670), (10, 88669), (14, 63335), (35, 25334), (53, 16730), (70, 12667), (106, 8365), (239, 3710), (265, 3346), (371, 2390), (478, 1855), (530, 1673), (742, 1195)]