260023450

素因数分解:

$2^1\times 5^2\times {\mathrm{251}}^1\times {\mathrm{20719}}^1$

素因数の和:20982

約数の個数: 24

約数和(自身を含む): 485593920

約数和(自身を除く): 225570470

約数列:

[1, 2, 5, 10, 25, 50, 251, 502, 1255, 2510, 6275, 12550, 20719, 41438, 103595, 207190, 517975, 1035950, 5200469, 10400938, 26002345, 52004690, 130011725, 260023450]

約数ペア:

[(1, 260023450), (2, 130011725), (5, 52004690), (10, 26002345), (25, 10400938), (50, 5200469), (251, 1035950), (502, 517975), (1255, 207190), (2510, 103595), (6275, 41438), (12550, 20719)]