29970140

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{34849}}^1$

素因数の和:34901

約数の個数: 24

約数和(自身を含む): 64402800

約数和(自身を除く): 34432660

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 34849, 69698, 139396, 174245, 348490, 696980, 1498507, 2997014, 5994028, 7492535, 14985070, 29970140]

約数ペア:

[(1, 29970140), (2, 14985070), (4, 7492535), (5, 5994028), (10, 2997014), (20, 1498507), (43, 696980), (86, 348490), (172, 174245), (215, 139396), (430, 69698), (860, 34849)]