140589080

素因数分解:

$2^3\times 5^1\times {\mathrm{1613}}^1\times {\mathrm{2179}}^1$

素因数の和:3803

約数の個数: 32

約数和(自身を含む): 316666800

約数和(自身を除く): 176077720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1613, 2179, 3226, 4358, 6452, 8065, 8716, 10895, 12904, 16130, 17432, 21790, 32260, 43580, 64520, 87160, 3514727, 7029454, 14058908, 17573635, 28117816, 35147270, 70294540, 140589080]

約数ペア:

[(1, 140589080), (2, 70294540), (4, 35147270), (5, 28117816), (8, 17573635), (10, 14058908), (20, 7029454), (40, 3514727), (1613, 87160), (2179, 64520), (3226, 43580), (4358, 32260), (6452, 21790), (8065, 17432), (8716, 16130), (10895, 12904)]