222180040

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{82903}}^1$

素因数の和:82981

約数の個数: 32

約数和(自身を含む): 507372480

約数和(自身を除く): 285192440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 82903, 165806, 331612, 414515, 663224, 829030, 1658060, 3316120, 5554501, 11109002, 22218004, 27772505, 44436008, 55545010, 111090020, 222180040]

約数ペア:

[(1, 222180040), (2, 111090020), (4, 55545010), (5, 44436008), (8, 27772505), (10, 22218004), (20, 11109002), (40, 5554501), (67, 3316120), (134, 1658060), (268, 829030), (335, 663224), (536, 414515), (670, 331612), (1340, 165806), (2680, 82903)]