57910280

素因数分解:

$2^3\times 5^1\times {\mathrm{1091}}^1\times {\mathrm{1327}}^1$

素因数の和:2429

約数の個数: 32

約数和(自身を含む): 130515840

約数和(自身を除く): 72605560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1091, 1327, 2182, 2654, 4364, 5308, 5455, 6635, 8728, 10616, 10910, 13270, 21820, 26540, 43640, 53080, 1447757, 2895514, 5791028, 7238785, 11582056, 14477570, 28955140, 57910280]

約数ペア:

[(1, 57910280), (2, 28955140), (4, 14477570), (5, 11582056), (8, 7238785), (10, 5791028), (20, 2895514), (40, 1447757), (1091, 53080), (1327, 43640), (2182, 26540), (2654, 21820), (4364, 13270), (5308, 10910), (5455, 10616), (6635, 8728)]