81055220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{176207}}^1$

素因数の和:176239

約数の個数: 24

約数和(自身を含む): 177617664

約数和(自身を除く): 96562444

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 176207, 352414, 704828, 881035, 1762070, 3524140, 4052761, 8105522, 16211044, 20263805, 40527610, 81055220]

約数ペア:

[(1, 81055220), (2, 40527610), (4, 20263805), (5, 16211044), (10, 8105522), (20, 4052761), (23, 3524140), (46, 1762070), (92, 881035), (115, 704828), (230, 352414), (460, 176207)]