194798770

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{140143}}^1$

素因数の和:140289

約数の個数: 16

約数和(自身を含む): 353162880

約数和(自身を除く): 158364110

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 140143, 280286, 700715, 1401430, 19479877, 38959754, 97399385, 194798770]

約数ペア:

[(1, 194798770), (2, 97399385), (5, 38959754), (10, 19479877), (139, 1401430), (278, 700715), (695, 280286), (1390, 140143)]