141552680

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{17783}}^1$

素因数の和:17993

約数の個数: 32

約数和(自身を含む): 320112000

約数和(自身を除く): 178559320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 3980, 7960, 17783, 35566, 71132, 88915, 142264, 177830, 355660, 711320, 3538817, 7077634, 14155268, 17694085, 28310536, 35388170, 70776340, 141552680]

約数ペア:

[(1, 141552680), (2, 70776340), (4, 35388170), (5, 28310536), (8, 17694085), (10, 14155268), (20, 7077634), (40, 3538817), (199, 711320), (398, 355660), (796, 177830), (995, 142264), (1592, 88915), (1990, 71132), (3980, 35566), (7960, 17783)]