201384980

素因数分解:

$2^2\times 5^1\times {\mathrm{2381}}^1\times {\mathrm{4229}}^1$

素因数の和:6619

約数の個数: 24

約数和(自身を含む): 423186120

約数和(自身を除く): 221801140

約数列:

[1, 2, 4, 5, 10, 20, 2381, 4229, 4762, 8458, 9524, 11905, 16916, 21145, 23810, 42290, 47620, 84580, 10069249, 20138498, 40276996, 50346245, 100692490, 201384980]

約数ペア:

[(1, 201384980), (2, 100692490), (4, 50346245), (5, 40276996), (10, 20138498), (20, 10069249), (2381, 84580), (4229, 47620), (4762, 42290), (8458, 23810), (9524, 21145), (11905, 16916)]