196490

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{401}}^1$

素因数の和:422

約数の個数: 24

約数和(自身を含む): 412452

約数和(自身を除く): 215962

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 401, 490, 802, 2005, 2807, 4010, 5614, 14035, 19649, 28070, 39298, 98245, 196490]

約数ペア:

[(1, 196490), (2, 98245), (5, 39298), (7, 28070), (10, 19649), (14, 14035), (35, 5614), (49, 4010), (70, 2807), (98, 2005), (245, 802), (401, 490)]