6880456840

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{864379}}^1$

素因数の和:864589

約数の個数: 32

約数和(自身を含む): 15558840000

約数和(自身を除く): 8678383160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 3980, 7960, 864379, 1728758, 3457516, 4321895, 6915032, 8643790, 17287580, 34575160, 172011421, 344022842, 688045684, 860057105, 1376091368, 1720114210, 3440228420, 6880456840]

約数ペア:

[(1, 6880456840), (2, 3440228420), (4, 1720114210), (5, 1376091368), (8, 860057105), (10, 688045684), (20, 344022842), (40, 172011421), (199, 34575160), (398, 17287580), (796, 8643790), (995, 6915032), (1592, 4321895), (1990, 3457516), (3980, 1728758), (7960, 864379)]