202977980

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{98533}}^1$

素因数の和:98645

約数の個数: 24

約数和(自身を含む): 430396512

約数和(自身を除く): 227418532

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 98533, 197066, 394132, 492665, 985330, 1970660, 10148899, 20297798, 40595596, 50744495, 101488990, 202977980]

約数ペア:

[(1, 202977980), (2, 101488990), (4, 50744495), (5, 40595596), (10, 20297798), (20, 10148899), (103, 1970660), (206, 985330), (412, 492665), (515, 394132), (1030, 197066), (2060, 98533)]