24747620

素因数分解:

$2^2\times 5^1\times {\mathrm{619}}^1\times {\mathrm{1999}}^1$

素因数の和:2627

約数の個数: 24

約数和(自身を含む): 52080000

約数和(自身を除く): 27332380

約数列:

[1, 2, 4, 5, 10, 20, 619, 1238, 1999, 2476, 3095, 3998, 6190, 7996, 9995, 12380, 19990, 39980, 1237381, 2474762, 4949524, 6186905, 12373810, 24747620]

約数ペア:

[(1, 24747620), (2, 12373810), (4, 6186905), (5, 4949524), (10, 2474762), (20, 1237381), (619, 39980), (1238, 19990), (1999, 12380), (2476, 9995), (3095, 7996), (3998, 6190)]