3178880

素因数分解:

$2^7\times 5^1\times {\mathrm{4967}}^1$

素因数の和:4986

約数の個数: 32

約数和(自身を含む): 7601040

約数和(自身を除く): 4422160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 4967, 9934, 19868, 24835, 39736, 49670, 79472, 99340, 158944, 198680, 317888, 397360, 635776, 794720, 1589440, 3178880]

約数ペア:

[(1, 3178880), (2, 1589440), (4, 794720), (5, 635776), (8, 397360), (10, 317888), (16, 198680), (20, 158944), (32, 99340), (40, 79472), (64, 49670), (80, 39736), (128, 24835), (160, 19868), (320, 9934), (640, 4967)]