31880870

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{65063}}^1$

素因数の和:65084

約数の個数: 24

約数和(自身を含む): 66755664

約数和(自身を除く): 34874794

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 65063, 130126, 325315, 455441, 650630, 910882, 2277205, 3188087, 4554410, 6376174, 15940435, 31880870]

約数ペア:

[(1, 31880870), (2, 15940435), (5, 6376174), (7, 4554410), (10, 3188087), (14, 2277205), (35, 910882), (49, 650630), (70, 455441), (98, 325315), (245, 130126), (490, 65063)]