204101320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{300149}}^1$

素因数の和:300177

約数の個数: 32

約数和(自身を含む): 486243000

約数和(自身を除く): 282141680

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 300149, 600298, 1200596, 1500745, 2401192, 3001490, 5102533, 6002980, 10205066, 12005960, 20410132, 25512665, 40820264, 51025330, 102050660, 204101320]

約数ペア:

[(1, 204101320), (2, 102050660), (4, 51025330), (5, 40820264), (8, 25512665), (10, 20410132), (17, 12005960), (20, 10205066), (34, 6002980), (40, 5102533), (68, 3001490), (85, 2401192), (136, 1500745), (170, 1200596), (340, 600298), (680, 300149)]