2013235240

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{252919}}^1$

素因数の和:253129

約数の個数: 32

約数和(自身を含む): 4552560000

約数和(自身を除く): 2539324760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 3980, 7960, 252919, 505838, 1011676, 1264595, 2023352, 2529190, 5058380, 10116760, 50330881, 100661762, 201323524, 251654405, 402647048, 503308810, 1006617620, 2013235240]

約数ペア:

[(1, 2013235240), (2, 1006617620), (4, 503308810), (5, 402647048), (8, 251654405), (10, 201323524), (20, 100661762), (40, 50330881), (199, 10116760), (398, 5058380), (796, 2529190), (995, 2023352), (1592, 1264595), (1990, 1011676), (3980, 505838), (7960, 252919)]