7619720

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2683}}^1$

素因数の和:2765

約数の個数: 32

約数和(自身を含む): 17392320

約数和(自身を除く): 9772600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2683, 2840, 5366, 10732, 13415, 21464, 26830, 53660, 107320, 190493, 380986, 761972, 952465, 1523944, 1904930, 3809860, 7619720]

約数ペア:

[(1, 7619720), (2, 3809860), (4, 1904930), (5, 1523944), (8, 952465), (10, 761972), (20, 380986), (40, 190493), (71, 107320), (142, 53660), (284, 26830), (355, 21464), (568, 13415), (710, 10732), (1420, 5366), (2683, 2840)]