55543240

素因数分解:

$2^3\times 5^1\times {\mathrm{739}}^1\times {\mathrm{1879}}^1$

素因数の和:2629

約数の個数: 32

約数和(自身を含む): 125208000

約数和(自身を除く): 69664760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 739, 1478, 1879, 2956, 3695, 3758, 5912, 7390, 7516, 9395, 14780, 15032, 18790, 29560, 37580, 75160, 1388581, 2777162, 5554324, 6942905, 11108648, 13885810, 27771620, 55543240]

約数ペア:

[(1, 55543240), (2, 27771620), (4, 13885810), (5, 11108648), (8, 6942905), (10, 5554324), (20, 2777162), (40, 1388581), (739, 75160), (1478, 37580), (1879, 29560), (2956, 18790), (3695, 15032), (3758, 14780), (5912, 9395), (7390, 7516)]