201428090

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1\times {\mathrm{977}}^1$

素因数の和:1426

約数の個数: 32

約数和(自身を含む): 370740240

約数和(自身を除く): 169312150

約数列:

[1, 2, 5, 10, 53, 106, 265, 389, 530, 778, 977, 1945, 1954, 3890, 4885, 9770, 20617, 41234, 51781, 103085, 103562, 206170, 258905, 380053, 517810, 760106, 1900265, 3800530, 20142809, 40285618, 100714045, 201428090]

約数ペア:

[(1, 201428090), (2, 100714045), (5, 40285618), (10, 20142809), (53, 3800530), (106, 1900265), (265, 760106), (389, 517810), (530, 380053), (778, 258905), (977, 206170), (1945, 103562), (1954, 103085), (3890, 51781), (4885, 41234), (9770, 20617)]