20014400

素因数分解:

$2^6\times 5^2\times 7^1\times {\mathrm{1787}}^1$

素因数の和:1816

約数の個数: 84

約数和(自身を含む): 56314848

約数和(自身を除く): 36300448

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 320, 350, 400, 448, 560, 700, 800, 1120, 1400, 1600, 1787, 2240, 2800, 3574, 5600, 7148, 8935, 11200, 12509, 14296, 17870, 25018, 28592, 35740, 44675, 50036, 57184, 62545, 71480, 89350, 100072, 114368, 125090, 142960, 178700, 200144, 250180, 285920, 312725, 357400, 400288, 500360, 571840, 625450, 714800, 800576, 1000720, 1250900, 1429600, 2001440, 2501800, 2859200, 4002880, 5003600, 10007200, 20014400]

約数ペア:

[(1, 20014400), (2, 10007200), (4, 5003600), (5, 4002880), (7, 2859200), (8, 2501800), (10, 2001440), (14, 1429600), (16, 1250900), (20, 1000720), (25, 800576), (28, 714800), (32, 625450), (35, 571840), (40, 500360), (50, 400288), (56, 357400), (64, 312725), (70, 285920), (80, 250180), (100, 200144), (112, 178700), (140, 142960), (160, 125090), (175, 114368), (200, 100072), (224, 89350), (280, 71480), (320, 62545), (350, 57184), (400, 50036), (448, 44675), (560, 35740), (700, 28592), (800, 25018), (1120, 17870), (1400, 14296), (1600, 12509), (1787, 11200), (2240, 8935), (2800, 7148), (3574, 5600)]