2659590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1019}}^1$

素因数の和:1061

約数の個数: 48

約数和(自身を含む): 7160400

約数和(自身を除く): 4500810

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 261, 290, 435, 522, 870, 1019, 1305, 2038, 2610, 3057, 5095, 6114, 9171, 10190, 15285, 18342, 29551, 30570, 45855, 59102, 88653, 91710, 147755, 177306, 265959, 295510, 443265, 531918, 886530, 1329795, 2659590]

約数ペア:

[(1, 2659590), (2, 1329795), (3, 886530), (5, 531918), (6, 443265), (9, 295510), (10, 265959), (15, 177306), (18, 147755), (29, 91710), (30, 88653), (45, 59102), (58, 45855), (87, 30570), (90, 29551), (145, 18342), (174, 15285), (261, 10190), (290, 9171), (435, 6114), (522, 5095), (870, 3057), (1019, 2610), (1305, 2038)]