342990220

素因数分解:

$2^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{49139}}^1$

素因数の和:49497

約数の個数: 24

約数和(自身を含む): 722358000

約数和(自身を除く): 379367780

約数列:

[1, 2, 4, 5, 10, 20, 349, 698, 1396, 1745, 3490, 6980, 49139, 98278, 196556, 245695, 491390, 982780, 17149511, 34299022, 68598044, 85747555, 171495110, 342990220]

約数ペア:

[(1, 342990220), (2, 171495110), (4, 85747555), (5, 68598044), (10, 34299022), (20, 17149511), (349, 982780), (698, 491390), (1396, 245695), (1745, 196556), (3490, 98278), (6980, 49139)]