174720010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{4621}}^1$

素因数の和:4846

約数の個数: 32

約数和(自身を含む): 332784000

約数和(自身を除く): 158063990

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 199, 398, 995, 1990, 3781, 4621, 7562, 9242, 18905, 23105, 37810, 46210, 87799, 175598, 438995, 877990, 919579, 1839158, 4597895, 9195790, 17472001, 34944002, 87360005, 174720010]

約数ペア:

[(1, 174720010), (2, 87360005), (5, 34944002), (10, 17472001), (19, 9195790), (38, 4597895), (95, 1839158), (190, 919579), (199, 877990), (398, 438995), (995, 175598), (1990, 87799), (3781, 46210), (4621, 37810), (7562, 23105), (9242, 18905)]