11767640

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2699}}^1$

素因数の和:2819

約数の個数: 32

約数和(自身を含む): 26730000

約数和(自身を除く): 14962360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 2699, 4360, 5398, 10796, 13495, 21592, 26990, 53980, 107960, 294191, 588382, 1176764, 1470955, 2353528, 2941910, 5883820, 11767640]

約数ペア:

[(1, 11767640), (2, 5883820), (4, 2941910), (5, 2353528), (8, 1470955), (10, 1176764), (20, 588382), (40, 294191), (109, 107960), (218, 53980), (436, 26990), (545, 21592), (872, 13495), (1090, 10796), (2180, 5398), (2699, 4360)]