8987560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{13217}}^1$

素因数の和:13245

約数の個数: 32

約数和(自身を含む): 21413160

約数和(自身を除く): 12425600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 13217, 26434, 52868, 66085, 105736, 132170, 224689, 264340, 449378, 528680, 898756, 1123445, 1797512, 2246890, 4493780, 8987560]

約数ペア:

[(1, 8987560), (2, 4493780), (4, 2246890), (5, 1797512), (8, 1123445), (10, 898756), (17, 528680), (20, 449378), (34, 264340), (40, 224689), (68, 132170), (85, 105736), (136, 66085), (170, 52868), (340, 26434), (680, 13217)]