210313640

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{51047}}^1$

素因数の和:51161

約数の個数: 32

約数和(自身を含む): 477809280

約数和(自身を除く): 267495640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 51047, 102094, 204188, 255235, 408376, 510470, 1020940, 2041880, 5257841, 10515682, 21031364, 26289205, 42062728, 52578410, 105156820, 210313640]

約数ペア:

[(1, 210313640), (2, 105156820), (4, 52578410), (5, 42062728), (8, 26289205), (10, 21031364), (20, 10515682), (40, 5257841), (103, 2041880), (206, 1020940), (412, 510470), (515, 408376), (824, 255235), (1030, 204188), (2060, 102094), (4120, 51047)]