389866920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{3248891}}^1$

素因数の和:3248905

約数の個数: 32

約数和(自身を含む): 1169601120

約数和(自身を除く): 779734200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 3248891, 6497782, 9746673, 12995564, 16244455, 19493346, 25991128, 32488910, 38986692, 48733365, 64977820, 77973384, 97466730, 129955640, 194933460, 389866920]

約数ペア:

[(1, 389866920), (2, 194933460), (3, 129955640), (4, 97466730), (5, 77973384), (6, 64977820), (8, 48733365), (10, 38986692), (12, 32488910), (15, 25991128), (20, 19493346), (24, 16244455), (30, 12995564), (40, 9746673), (60, 6497782), (120, 3248891)]