4909360

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{563}}^1$

素因数の和:685

約数の個数: 40

約数和(自身を含む): 11539440

約数和(自身を除く): 6630080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 563, 872, 1090, 1126, 1744, 2180, 2252, 2815, 4360, 4504, 5630, 8720, 9008, 11260, 22520, 45040, 61367, 122734, 245468, 306835, 490936, 613670, 981872, 1227340, 2454680, 4909360]

約数ペア:

[(1, 4909360), (2, 2454680), (4, 1227340), (5, 981872), (8, 613670), (10, 490936), (16, 306835), (20, 245468), (40, 122734), (80, 61367), (109, 45040), (218, 22520), (436, 11260), (545, 9008), (563, 8720), (872, 5630), (1090, 4504), (1126, 4360), (1744, 2815), (2180, 2252)]