83871980

素因数分解:

$2^2\times 5^1\times {\mathrm{599}}^1\times {\mathrm{7001}}^1$

素因数の和:7609

約数の個数: 24

約数和(自身を含む): 176450400

約数和(自身を除く): 92578420

約数列:

[1, 2, 4, 5, 10, 20, 599, 1198, 2396, 2995, 5990, 7001, 11980, 14002, 28004, 35005, 70010, 140020, 4193599, 8387198, 16774396, 20967995, 41935990, 83871980]

約数ペア:

[(1, 83871980), (2, 41935990), (4, 20967995), (5, 16774396), (10, 8387198), (20, 4193599), (599, 140020), (1198, 70010), (2396, 35005), (2995, 28004), (5990, 14002), (7001, 11980)]