8837720

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2027}}^1$

素因数の和:2147

約数の個数: 32

約数和(自身を含む): 20077200

約数和(自身を除く): 11239480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2027, 2180, 4054, 4360, 8108, 10135, 16216, 20270, 40540, 81080, 220943, 441886, 883772, 1104715, 1767544, 2209430, 4418860, 8837720]

約数ペア:

[(1, 8837720), (2, 4418860), (4, 2209430), (5, 1767544), (8, 1104715), (10, 883772), (20, 441886), (40, 220943), (109, 81080), (218, 40540), (436, 20270), (545, 16216), (872, 10135), (1090, 8108), (2027, 4360), (2180, 4054)]