2026690

素因数分解:

$2^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{521}}^1$

素因数の和:917

約数の個数: 16

約数和(自身を含む): 3664440

約数和(自身を除く): 1637750

約数列:

[1, 2, 5, 10, 389, 521, 778, 1042, 1945, 2605, 3890, 5210, 202669, 405338, 1013345, 2026690]

約数ペア:

[(1, 2026690), (2, 1013345), (5, 405338), (10, 202669), (389, 5210), (521, 3890), (778, 2605), (1042, 1945)]