141383720

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{49783}}^1$

素因数の和:49865

約数の個数: 32

約数和(自身を含む): 322600320

約数和(自身を除く): 181216600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 49783, 99566, 199132, 248915, 398264, 497830, 995660, 1991320, 3534593, 7069186, 14138372, 17672965, 28276744, 35345930, 70691860, 141383720]

約数ペア:

[(1, 141383720), (2, 70691860), (4, 35345930), (5, 28276744), (8, 17672965), (10, 14138372), (20, 7069186), (40, 3534593), (71, 1991320), (142, 995660), (284, 497830), (355, 398264), (568, 248915), (710, 199132), (1420, 99566), (2840, 49783)]