20866920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{173891}}^1$

素因数の和:173905

約数の個数: 32

約数和(自身を含む): 62601120

約数和(自身を除く): 41734200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 173891, 347782, 521673, 695564, 869455, 1043346, 1391128, 1738910, 2086692, 2608365, 3477820, 4173384, 5216730, 6955640, 10433460, 20866920]

約数ペア:

[(1, 20866920), (2, 10433460), (3, 6955640), (4, 5216730), (5, 4173384), (6, 3477820), (8, 2608365), (10, 2086692), (12, 1738910), (15, 1391128), (20, 1043346), (24, 869455), (30, 695564), (40, 521673), (60, 347782), (120, 173891)]