19630870

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{40063}}^1$

素因数の和:40084

約数の個数: 24

約数和(自身を含む): 41105664

約数和(自身を除く): 21474794

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 40063, 80126, 200315, 280441, 400630, 560882, 1402205, 1963087, 2804410, 3926174, 9815435, 19630870]

約数ペア:

[(1, 19630870), (2, 9815435), (5, 3926174), (7, 2804410), (10, 1963087), (14, 1402205), (35, 560882), (49, 400630), (70, 280441), (98, 200315), (245, 80126), (490, 40063)]