108439720

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{38183}}^1$

素因数の和:38265

約数の個数: 32

約数和(自身を含む): 247432320

約数和(自身を除く): 138992600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 38183, 76366, 152732, 190915, 305464, 381830, 763660, 1527320, 2710993, 5421986, 10843972, 13554965, 21687944, 27109930, 54219860, 108439720]

約数ペア:

[(1, 108439720), (2, 54219860), (4, 27109930), (5, 21687944), (8, 13554965), (10, 10843972), (20, 5421986), (40, 2710993), (71, 1527320), (142, 763660), (284, 381830), (355, 305464), (568, 190915), (710, 152732), (1420, 76366), (2840, 38183)]