42847580

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{69109}}^1$

素因数の和:69149

約数の個数: 24

約数和(自身を含む): 92883840

約数和(自身を除く): 50036260

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 69109, 138218, 276436, 345545, 691090, 1382180, 2142379, 4284758, 8569516, 10711895, 21423790, 42847580]

約数ペア:

[(1, 42847580), (2, 21423790), (4, 10711895), (5, 8569516), (10, 4284758), (20, 2142379), (31, 1382180), (62, 691090), (124, 345545), (155, 276436), (310, 138218), (620, 69109)]