8928640

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{1993}}^1$

素因数の和:2019

約数の個数: 64

約数和(自身を含む): 24406560

約数和(自身を除く): 15477920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 1993, 2240, 3986, 4480, 7972, 9965, 13951, 15944, 19930, 27902, 31888, 39860, 55804, 63776, 69755, 79720, 111608, 127552, 139510, 159440, 223216, 255104, 279020, 318880, 446432, 558040, 637760, 892864, 1116080, 1275520, 1785728, 2232160, 4464320, 8928640]

約数ペア:

[(1, 8928640), (2, 4464320), (4, 2232160), (5, 1785728), (7, 1275520), (8, 1116080), (10, 892864), (14, 637760), (16, 558040), (20, 446432), (28, 318880), (32, 279020), (35, 255104), (40, 223216), (56, 159440), (64, 139510), (70, 127552), (80, 111608), (112, 79720), (128, 69755), (140, 63776), (160, 55804), (224, 39860), (280, 31888), (320, 27902), (448, 19930), (560, 15944), (640, 13951), (896, 9965), (1120, 7972), (1993, 4480), (2240, 3986)]