190017640

素因数分解:

$2^3\times 5^1\times {\mathrm{577}}^1\times {\mathrm{8233}}^1$

素因数の和:8821

約数の個数: 32

約数和(自身を含む): 428332680

約数和(自身を除く): 238315040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 577, 1154, 2308, 2885, 4616, 5770, 8233, 11540, 16466, 23080, 32932, 41165, 65864, 82330, 164660, 329320, 4750441, 9500882, 19001764, 23752205, 38003528, 47504410, 95008820, 190017640]

約数ペア:

[(1, 190017640), (2, 95008820), (4, 47504410), (5, 38003528), (8, 23752205), (10, 19001764), (20, 9500882), (40, 4750441), (577, 329320), (1154, 164660), (2308, 82330), (2885, 65864), (4616, 41165), (5770, 32932), (8233, 23080), (11540, 16466)]