2986520

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{379}}^1$

素因数の和:587

約数の個数: 32

約数和(自身を含む): 6771600

約数和(自身を除く): 3785080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 379, 394, 758, 788, 985, 1516, 1576, 1895, 1970, 3032, 3790, 3940, 7580, 7880, 15160, 74663, 149326, 298652, 373315, 597304, 746630, 1493260, 2986520]

約数ペア:

[(1, 2986520), (2, 1493260), (4, 746630), (5, 597304), (8, 373315), (10, 298652), (20, 149326), (40, 74663), (197, 15160), (379, 7880), (394, 7580), (758, 3940), (788, 3790), (985, 3032), (1516, 1970), (1576, 1895)]