24972580

素因数分解:

$2^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{1889}}^1$

素因数の和:2559

約数の個数: 24

約数和(自身を含む): 52549560

約数和(自身を除く): 27576980

約数列:

[1, 2, 4, 5, 10, 20, 661, 1322, 1889, 2644, 3305, 3778, 6610, 7556, 9445, 13220, 18890, 37780, 1248629, 2497258, 4994516, 6243145, 12486290, 24972580]

約数ペア:

[(1, 24972580), (2, 12486290), (4, 6243145), (5, 4994516), (10, 2497258), (20, 1248629), (661, 37780), (1322, 18890), (1889, 13220), (2644, 9445), (3305, 7556), (3778, 6610)]