330147322420

素因数分解:

$2^2\times 5^1\times {\mathrm{1987}}^1\times {\mathrm{8307683}}^1$

素因数の和:8309679

約数の個数: 24

約数和(自身を含む): 693658383264

約数和(自身を除く): 363511060844

約数列:

[1, 2, 4, 5, 10, 20, 1987, 3974, 7948, 9935, 19870, 39740, 8307683, 16615366, 33230732, 41538415, 83076830, 166153660, 16507366121, 33014732242, 66029464484, 82536830605, 165073661210, 330147322420]

約数ペア:

[(1, 330147322420), (2, 165073661210), (4, 82536830605), (5, 66029464484), (10, 33014732242), (20, 16507366121), (1987, 166153660), (3974, 83076830), (7948, 41538415), (9935, 33230732), (19870, 16615366), (39740, 8307683)]