1388680

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{233}}^1$

素因数の和:393

約数の個数: 32

約数和(自身を含む): 3159000

約数和(自身を除く): 1770320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 233, 298, 466, 596, 745, 932, 1165, 1192, 1490, 1864, 2330, 2980, 4660, 5960, 9320, 34717, 69434, 138868, 173585, 277736, 347170, 694340, 1388680]

約数ペア:

[(1, 1388680), (2, 694340), (4, 347170), (5, 277736), (8, 173585), (10, 138868), (20, 69434), (40, 34717), (149, 9320), (233, 5960), (298, 4660), (466, 2980), (596, 2330), (745, 1864), (932, 1490), (1165, 1192)]