221479620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{3691327}}^1$

素因数の和:3691339

約数の個数: 24

約数和(自身を含む): 620143104

約数和(自身を除く): 398663484

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 3691327, 7382654, 11073981, 14765308, 18456635, 22147962, 36913270, 44295924, 55369905, 73826540, 110739810, 221479620]

約数ペア:

[(1, 221479620), (2, 110739810), (3, 73826540), (4, 55369905), (5, 44295924), (6, 36913270), (10, 22147962), (12, 18456635), (15, 14765308), (20, 11073981), (30, 7382654), (60, 3691327)]