13004440

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{3917}}^1$

素因数の和:4011

約数の個数: 32

約数和(自身を含む): 29620080

約数和(自身を除く): 16615640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 3917, 7834, 15668, 19585, 31336, 39170, 78340, 156680, 325111, 650222, 1300444, 1625555, 2600888, 3251110, 6502220, 13004440]

約数ペア:

[(1, 13004440), (2, 6502220), (4, 3251110), (5, 2600888), (8, 1625555), (10, 1300444), (20, 650222), (40, 325111), (83, 156680), (166, 78340), (332, 39170), (415, 31336), (664, 19585), (830, 15668), (1660, 7834), (3320, 3917)]