20426880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{10639}}^1$

素因数の和:10661

約数の個数: 64

約数和(自身を含む): 65116800

約数和(自身を除く): 44689920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 10639, 21278, 31917, 42556, 53195, 63834, 85112, 106390, 127668, 159585, 170224, 212780, 255336, 319170, 340448, 425560, 510672, 638340, 680896, 851120, 1021344, 1276680, 1361792, 1702240, 2042688, 2553360, 3404480, 4085376, 5106720, 6808960, 10213440, 20426880]

約数ペア:

[(1, 20426880), (2, 10213440), (3, 6808960), (4, 5106720), (5, 4085376), (6, 3404480), (8, 2553360), (10, 2042688), (12, 1702240), (15, 1361792), (16, 1276680), (20, 1021344), (24, 851120), (30, 680896), (32, 638340), (40, 510672), (48, 425560), (60, 340448), (64, 319170), (80, 255336), (96, 212780), (120, 170224), (128, 159585), (160, 127668), (192, 106390), (240, 85112), (320, 63834), (384, 53195), (480, 42556), (640, 31917), (960, 21278), (1920, 10639)]