20161861560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{56005171}}^1$

素因数の和:56005188

約数の個数: 48

約数和(自身を含む): 65526051240

約数和(自身を除く): 45364189680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 56005171, 112010342, 168015513, 224020684, 280025855, 336031026, 448041368, 504046539, 560051710, 672062052, 840077565, 1008093078, 1120103420, 1344124104, 1680155130, 2016186156, 2240206840, 2520232695, 3360310260, 4032372312, 5040465390, 6720620520, 10080930780, 20161861560]

約数ペア:

[(1, 20161861560), (2, 10080930780), (3, 6720620520), (4, 5040465390), (5, 4032372312), (6, 3360310260), (8, 2520232695), (9, 2240206840), (10, 2016186156), (12, 1680155130), (15, 1344124104), (18, 1120103420), (20, 1008093078), (24, 840077565), (30, 672062052), (36, 560051710), (40, 504046539), (45, 448041368), (60, 336031026), (72, 280025855), (90, 224020684), (120, 168015513), (180, 112010342), (360, 56005171)]