3243280

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{571}}^1$

素因数の和:655

約数の個数: 40

約数和(自身を含む): 7660224

約数和(自身を除く): 4416944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 571, 710, 1136, 1142, 1420, 2284, 2840, 2855, 4568, 5680, 5710, 9136, 11420, 22840, 40541, 45680, 81082, 162164, 202705, 324328, 405410, 648656, 810820, 1621640, 3243280]

約数ペア:

[(1, 3243280), (2, 1621640), (4, 810820), (5, 648656), (8, 405410), (10, 324328), (16, 202705), (20, 162164), (40, 81082), (71, 45680), (80, 40541), (142, 22840), (284, 11420), (355, 9136), (568, 5710), (571, 5680), (710, 4568), (1136, 2855), (1142, 2840), (1420, 2284)]