2747560

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{461}}^1$

素因数の和:621

約数の個数: 32

約数和(自身を含む): 6237000

約数和(自身を除く): 3489440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 461, 596, 745, 922, 1192, 1490, 1844, 2305, 2980, 3688, 4610, 5960, 9220, 18440, 68689, 137378, 274756, 343445, 549512, 686890, 1373780, 2747560]

約数ペア:

[(1, 2747560), (2, 1373780), (4, 686890), (5, 549512), (8, 343445), (10, 274756), (20, 137378), (40, 68689), (149, 18440), (298, 9220), (461, 5960), (596, 4610), (745, 3688), (922, 2980), (1192, 2305), (1490, 1844)]