40115390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{2179}}^1$

素因数の和:2456

約数の個数: 32

約数和(自身を含む): 82874880

約数和(自身を除く): 42759490

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 263, 526, 1315, 1841, 2179, 2630, 3682, 4358, 9205, 10895, 15253, 18410, 21790, 30506, 76265, 152530, 573077, 1146154, 2865385, 4011539, 5730770, 8023078, 20057695, 40115390]

約数ペア:

[(1, 40115390), (2, 20057695), (5, 8023078), (7, 5730770), (10, 4011539), (14, 2865385), (35, 1146154), (70, 573077), (263, 152530), (526, 76265), (1315, 30506), (1841, 21790), (2179, 18410), (2630, 15253), (3682, 10895), (4358, 9205)]