2839940

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{953}}^1$

素因数の和:1111

約数の個数: 24

約数和(自身を含む): 6010200

約数和(自身を除く): 3170260

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 953, 1490, 1906, 2980, 3812, 4765, 9530, 19060, 141997, 283994, 567988, 709985, 1419970, 2839940]

約数ペア:

[(1, 2839940), (2, 1419970), (4, 709985), (5, 567988), (10, 283994), (20, 141997), (149, 19060), (298, 9530), (596, 4765), (745, 3812), (953, 2980), (1490, 1906)]