34287580

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{21701}}^1$

素因数の和:21789

約数の個数: 24

約数和(自身を含む): 72918720

約数和(自身を除く): 38631140

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 21701, 43402, 86804, 108505, 217010, 434020, 1714379, 3428758, 6857516, 8571895, 17143790, 34287580]

約数ペア:

[(1, 34287580), (2, 17143790), (4, 8571895), (5, 6857516), (10, 3428758), (20, 1714379), (79, 434020), (158, 217010), (316, 108505), (395, 86804), (790, 43402), (1580, 21701)]