8747720

素因数分解:

$2^3\times 5^1\times {\mathrm{383}}^1\times {\mathrm{571}}^1$

素因数の和:965

約数の個数: 32

約数和(自身を含む): 19768320

約数和(自身を除く): 11020600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 383, 571, 766, 1142, 1532, 1915, 2284, 2855, 3064, 3830, 4568, 5710, 7660, 11420, 15320, 22840, 218693, 437386, 874772, 1093465, 1749544, 2186930, 4373860, 8747720]

約数ペア:

[(1, 8747720), (2, 4373860), (4, 2186930), (5, 1749544), (8, 1093465), (10, 874772), (20, 437386), (40, 218693), (383, 22840), (571, 15320), (766, 11420), (1142, 7660), (1532, 5710), (1915, 4568), (2284, 3830), (2855, 3064)]