20175880040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{16270871}}^1$

素因数の和:16270913

約数の個数: 32

約数和(自身を含む): 46860111360

約数和(自身を除く): 26684231320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 16270871, 32541742, 65083484, 81354355, 130166968, 162708710, 325417420, 504397001, 650834840, 1008794002, 2017588004, 2521985005, 4035176008, 5043970010, 10087940020, 20175880040]

約数ペア:

[(1, 20175880040), (2, 10087940020), (4, 5043970010), (5, 4035176008), (8, 2521985005), (10, 2017588004), (20, 1008794002), (31, 650834840), (40, 504397001), (62, 325417420), (124, 162708710), (155, 130166968), (248, 81354355), (310, 65083484), (620, 32541742), (1240, 16270871)]