47848180

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{26881}}^1$

素因数の和:26979

約数の個数: 24

約数和(自身を含む): 101613960

約数和(自身を除く): 53765780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 26881, 53762, 107524, 134405, 268810, 537620, 2392409, 4784818, 9569636, 11962045, 23924090, 47848180]

約数ペア:

[(1, 47848180), (2, 23924090), (4, 11962045), (5, 9569636), (10, 4784818), (20, 2392409), (89, 537620), (178, 268810), (356, 134405), (445, 107524), (890, 53762), (1780, 26881)]