42686660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{563}}^1$

素因数の和:812

約数の個数: 48

約数和(自身を含む): 95510016

約数和(自身を除く): 52823356

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 223, 340, 446, 563, 892, 1115, 1126, 2230, 2252, 2815, 3791, 4460, 5630, 7582, 9571, 11260, 15164, 18955, 19142, 37910, 38284, 47855, 75820, 95710, 125549, 191420, 251098, 502196, 627745, 1255490, 2134333, 2510980, 4268666, 8537332, 10671665, 21343330, 42686660]

約数ペア:

[(1, 42686660), (2, 21343330), (4, 10671665), (5, 8537332), (10, 4268666), (17, 2510980), (20, 2134333), (34, 1255490), (68, 627745), (85, 502196), (170, 251098), (223, 191420), (340, 125549), (446, 95710), (563, 75820), (892, 47855), (1115, 38284), (1126, 37910), (2230, 19142), (2252, 18955), (2815, 15164), (3791, 11260), (4460, 9571), (5630, 7582)]