77857970

素因数分解:

$2^1\times 5^1\times {\mathrm{379}}^1\times {\mathrm{20543}}^1$

素因数の和:20929

約数の個数: 16

約数和(自身を含む): 140520960

約数和(自身を除く): 62662990

約数列:

[1, 2, 5, 10, 379, 758, 1895, 3790, 20543, 41086, 102715, 205430, 7785797, 15571594, 38928985, 77857970]

約数ペア:

[(1, 77857970), (2, 38928985), (5, 15571594), (10, 7785797), (379, 205430), (758, 102715), (1895, 41086), (3790, 20543)]