5515280

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{971}}^1$

素因数の和:1055

約数の個数: 40

約数和(自身を含む): 13017024

約数和(自身を除く): 7501744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 971, 1136, 1420, 1942, 2840, 3884, 4855, 5680, 7768, 9710, 15536, 19420, 38840, 68941, 77680, 137882, 275764, 344705, 551528, 689410, 1103056, 1378820, 2757640, 5515280]

約数ペア:

[(1, 5515280), (2, 2757640), (4, 1378820), (5, 1103056), (8, 689410), (10, 551528), (16, 344705), (20, 275764), (40, 137882), (71, 77680), (80, 68941), (142, 38840), (284, 19420), (355, 15536), (568, 9710), (710, 7768), (971, 5680), (1136, 4855), (1420, 3884), (1942, 2840)]