4943980

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{1381}}^1$

素因数の和:1569

約数の個数: 24

約数和(自身を含む): 10447920

約数和(自身を除く): 5503940

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 716, 895, 1381, 1790, 2762, 3580, 5524, 6905, 13810, 27620, 247199, 494398, 988796, 1235995, 2471990, 4943980]

約数ペア:

[(1, 4943980), (2, 2471990), (4, 1235995), (5, 988796), (10, 494398), (20, 247199), (179, 27620), (358, 13810), (716, 6905), (895, 5524), (1381, 3580), (1790, 2762)]