207855140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{451859}}^1$

素因数の和:451891

約数の個数: 24

約数和(自身を含む): 455474880

約数和(自身を除く): 247619740

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 451859, 903718, 1807436, 2259295, 4518590, 9037180, 10392757, 20785514, 41571028, 51963785, 103927570, 207855140]

約数ペア:

[(1, 207855140), (2, 103927570), (4, 51963785), (5, 41571028), (10, 20785514), (20, 10392757), (23, 9037180), (46, 4518590), (92, 2259295), (115, 1807436), (230, 903718), (460, 451859)]