20269050

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{163}}^1\times {\mathrm{829}}^1$

素因数の和:1007

約数の個数: 48

約数和(自身を含む): 50636640

約数和(自身を除く): 30367590

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 163, 326, 489, 815, 829, 978, 1630, 1658, 2445, 2487, 4075, 4145, 4890, 4974, 8150, 8290, 12225, 12435, 20725, 24450, 24870, 41450, 62175, 124350, 135127, 270254, 405381, 675635, 810762, 1351270, 2026905, 3378175, 4053810, 6756350, 10134525, 20269050]

約数ペア:

[(1, 20269050), (2, 10134525), (3, 6756350), (5, 4053810), (6, 3378175), (10, 2026905), (15, 1351270), (25, 810762), (30, 675635), (50, 405381), (75, 270254), (150, 135127), (163, 124350), (326, 62175), (489, 41450), (815, 24870), (829, 24450), (978, 20725), (1630, 12435), (1658, 12225), (2445, 8290), (2487, 8150), (4075, 4974), (4145, 4890)]