20147802640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{35978219}}^1$

素因数の和:35978239

約数の個数: 40

約数和(自身を含む): 53535591360

約数和(自身を除く): 33387788720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 35978219, 71956438, 143912876, 179891095, 251847533, 287825752, 359782190, 503695066, 575651504, 719564380, 1007390132, 1259237665, 1439128760, 2014780264, 2518475330, 2878257520, 4029560528, 5036950660, 10073901320, 20147802640]

約数ペア:

[(1, 20147802640), (2, 10073901320), (4, 5036950660), (5, 4029560528), (7, 2878257520), (8, 2518475330), (10, 2014780264), (14, 1439128760), (16, 1259237665), (20, 1007390132), (28, 719564380), (35, 575651504), (40, 503695066), (56, 359782190), (70, 287825752), (80, 251847533), (112, 179891095), (140, 143912876), (280, 71956438), (560, 35978219)]