26895460

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{3457}}^1$

素因数の和:3855

約数の個数: 24

約数和(自身を含む): 56642040

約数和(自身を除く): 29746580

約数列:

[1, 2, 4, 5, 10, 20, 389, 778, 1556, 1945, 3457, 3890, 6914, 7780, 13828, 17285, 34570, 69140, 1344773, 2689546, 5379092, 6723865, 13447730, 26895460]

約数ペア:

[(1, 26895460), (2, 13447730), (4, 6723865), (5, 5379092), (10, 2689546), (20, 1344773), (389, 69140), (778, 34570), (1556, 17285), (1945, 13828), (3457, 7780), (3890, 6914)]