1640635020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{3038213}}^1$

素因数の和:3038231

約数の個数: 48

約数和(自身を含む): 5104199520

約数和(自身を除く): 3463564500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 3038213, 6076426, 9114639, 12152852, 15191065, 18229278, 27343917, 30382130, 36458556, 45573195, 54687834, 60764260, 82031751, 91146390, 109375668, 136719585, 164063502, 182292780, 273439170, 328127004, 410158755, 546878340, 820317510, 1640635020]

約数ペア:

[(1, 1640635020), (2, 820317510), (3, 546878340), (4, 410158755), (5, 328127004), (6, 273439170), (9, 182292780), (10, 164063502), (12, 136719585), (15, 109375668), (18, 91146390), (20, 82031751), (27, 60764260), (30, 54687834), (36, 45573195), (45, 36458556), (54, 30382130), (60, 27343917), (90, 18229278), (108, 15191065), (135, 12152852), (180, 9114639), (270, 6076426), (540, 3038213)]