207625240

素因数分解:

$2^3\times 5^1\times {\mathrm{443}}^1\times {\mathrm{11717}}^1$

素因数の和:12171

約数の個数: 32

約数和(自身を含む): 468251280

約数和(自身を除く): 260626040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 443, 886, 1772, 2215, 3544, 4430, 8860, 11717, 17720, 23434, 46868, 58585, 93736, 117170, 234340, 468680, 5190631, 10381262, 20762524, 25953155, 41525048, 51906310, 103812620, 207625240]

約数ペア:

[(1, 207625240), (2, 103812620), (4, 51906310), (5, 41525048), (8, 25953155), (10, 20762524), (20, 10381262), (40, 5190631), (443, 468680), (886, 234340), (1772, 117170), (2215, 93736), (3544, 58585), (4430, 46868), (8860, 23434), (11717, 17720)]