3982660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1$

素因数の和:484

約数の個数: 48

約数和(自身を含む): 9358272

約数和(自身を除く): 5375612

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 421, 430, 473, 842, 860, 946, 1684, 1892, 2105, 2365, 4210, 4631, 4730, 8420, 9262, 9460, 18103, 18524, 23155, 36206, 46310, 72412, 90515, 92620, 181030, 199133, 362060, 398266, 796532, 995665, 1991330, 3982660]

約数ペア:

[(1, 3982660), (2, 1991330), (4, 995665), (5, 796532), (10, 398266), (11, 362060), (20, 199133), (22, 181030), (43, 92620), (44, 90515), (55, 72412), (86, 46310), (110, 36206), (172, 23155), (215, 18524), (220, 18103), (421, 9460), (430, 9262), (473, 8420), (842, 4730), (860, 4631), (946, 4210), (1684, 2365), (1892, 2105)]