17493150520

素因数分解:

$2^3\times 5^1\times {\mathrm{2087}}^1\times {\mathrm{209549}}^1$

素因数の和:211647

約数の個数: 32

約数和(自身を含む): 39378636000

約数和(自身を除く): 21885485480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2087, 4174, 8348, 10435, 16696, 20870, 41740, 83480, 209549, 419098, 838196, 1047745, 1676392, 2095490, 4190980, 8381960, 437328763, 874657526, 1749315052, 2186643815, 3498630104, 4373287630, 8746575260, 17493150520]

約数ペア:

[(1, 17493150520), (2, 8746575260), (4, 4373287630), (5, 3498630104), (8, 2186643815), (10, 1749315052), (20, 874657526), (40, 437328763), (2087, 8381960), (4174, 4190980), (8348, 2095490), (10435, 1676392), (16696, 1047745), (20870, 838196), (41740, 419098), (83480, 209549)]