888977270

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{43987}}^1$

素因数の和:44084

約数の個数: 32

約数和(自身を含む): 1672247808

約数和(自身を除く): 783270538

約数列:

[1, 2, 5, 10, 43, 47, 86, 94, 215, 235, 430, 470, 2021, 4042, 10105, 20210, 43987, 87974, 219935, 439870, 1891441, 2067389, 3782882, 4134778, 9457205, 10336945, 18914410, 20673890, 88897727, 177795454, 444488635, 888977270]

約数ペア:

[(1, 888977270), (2, 444488635), (5, 177795454), (10, 88897727), (43, 20673890), (47, 18914410), (86, 10336945), (94, 9457205), (215, 4134778), (235, 3782882), (430, 2067389), (470, 1891441), (2021, 439870), (4042, 219935), (10105, 87974), (20210, 43987)]