42778610

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{2557}}^1$

素因数の和:2810

約数の個数: 32

約数和(自身を含む): 88404480

約数和(自身を除く): 45625870

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 239, 478, 1195, 1673, 2390, 2557, 3346, 5114, 8365, 12785, 16730, 17899, 25570, 35798, 89495, 178990, 611123, 1222246, 3055615, 4277861, 6111230, 8555722, 21389305, 42778610]

約数ペア:

[(1, 42778610), (2, 21389305), (5, 8555722), (7, 6111230), (10, 4277861), (14, 3055615), (35, 1222246), (70, 611123), (239, 178990), (478, 89495), (1195, 35798), (1673, 25570), (2390, 17899), (2557, 16730), (3346, 12785), (5114, 8365)]