15036440

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1889}}^1$

素因数の和:2099

約数の個数: 32

約数和(自身を含む): 34020000

約数和(自身を除く): 18983560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1889, 1990, 3778, 3980, 7556, 7960, 9445, 15112, 18890, 37780, 75560, 375911, 751822, 1503644, 1879555, 3007288, 3759110, 7518220, 15036440]

約数ペア:

[(1, 15036440), (2, 7518220), (4, 3759110), (5, 3007288), (8, 1879555), (10, 1503644), (20, 751822), (40, 375911), (199, 75560), (398, 37780), (796, 18890), (995, 15112), (1592, 9445), (1889, 7960), (1990, 7556), (3778, 3980)]