2017219940

素因数分解:

$2^2\times 5^1\times {\mathrm{10453}}^1\times {\mathrm{9649}}^1$

素因数の和:20111

約数の個数: 24

約数和(自身を含む): 4237006200

約数和(自身を除く): 2219786260

約数列:

[1, 2, 4, 5, 10, 20, 9649, 10453, 19298, 20906, 38596, 41812, 48245, 52265, 96490, 104530, 192980, 209060, 100860997, 201721994, 403443988, 504304985, 1008609970, 2017219940]

約数ペア:

[(1, 2017219940), (2, 1008609970), (4, 504304985), (5, 403443988), (10, 201721994), (20, 100860997), (9649, 209060), (10453, 192980), (19298, 104530), (20906, 96490), (38596, 52265), (41812, 48245)]