105642980

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{51283}}^1$

素因数の和:51395

約数の個数: 24

約数和(自身を含む): 224008512

約数和(自身を除く): 118365532

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 51283, 102566, 205132, 256415, 512830, 1025660, 5282149, 10564298, 21128596, 26410745, 52821490, 105642980]

約数ペア:

[(1, 105642980), (2, 52821490), (4, 26410745), (5, 21128596), (10, 10564298), (20, 5282149), (103, 1025660), (206, 512830), (412, 256415), (515, 205132), (1030, 102566), (2060, 51283)]