1381963670

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{169151}}^1$

素因数の和:169220

約数の個数: 32

約数和(自身を含む): 2679367680

約数和(自身を除く): 1297404010

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 95, 190, 215, 430, 817, 1634, 4085, 8170, 169151, 338302, 845755, 1691510, 3213869, 6427738, 7273493, 14546986, 16069345, 32138690, 36367465, 72734930, 138196367, 276392734, 690981835, 1381963670]

約数ペア:

[(1, 1381963670), (2, 690981835), (5, 276392734), (10, 138196367), (19, 72734930), (38, 36367465), (43, 32138690), (86, 16069345), (95, 14546986), (190, 7273493), (215, 6427738), (430, 3213869), (817, 1691510), (1634, 845755), (4085, 338302), (8170, 169151)]