642829810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{195389}}^1$

素因数の和:195450

約数の個数: 32

約数和(自身を含む): 1350535680

約数和(自身を除く): 707705870

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 94, 235, 329, 470, 658, 1645, 3290, 195389, 390778, 976945, 1367723, 1953890, 2735446, 6838615, 9183283, 13677230, 18366566, 45916415, 64282981, 91832830, 128565962, 321414905, 642829810]

約数ペア:

[(1, 642829810), (2, 321414905), (5, 128565962), (7, 91832830), (10, 64282981), (14, 45916415), (35, 18366566), (47, 13677230), (70, 9183283), (94, 6838615), (235, 2735446), (329, 1953890), (470, 1367723), (658, 976945), (1645, 390778), (3290, 195389)]