20845080

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19301}}^1$

素因数の和:19321

約数の個数: 64

約数和(自身を含む): 69487200

約数和(自身を除く): 48642120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 19301, 38602, 57903, 77204, 96505, 115806, 154408, 173709, 193010, 231612, 289515, 347418, 386020, 463224, 521127, 579030, 694836, 772040, 868545, 1042254, 1158060, 1389672, 1737090, 2084508, 2316120, 2605635, 3474180, 4169016, 5211270, 6948360, 10422540, 20845080]

約数ペア:

[(1, 20845080), (2, 10422540), (3, 6948360), (4, 5211270), (5, 4169016), (6, 3474180), (8, 2605635), (9, 2316120), (10, 2084508), (12, 1737090), (15, 1389672), (18, 1158060), (20, 1042254), (24, 868545), (27, 772040), (30, 694836), (36, 579030), (40, 521127), (45, 463224), (54, 386020), (60, 347418), (72, 289515), (90, 231612), (108, 193010), (120, 173709), (135, 154408), (180, 115806), (216, 96505), (270, 77204), (360, 57903), (540, 38602), (1080, 19301)]