40961540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{66067}}^1$

素因数の和:66107

約数の個数: 24

約数和(自身を含む): 88795392

約数和(自身を除く): 47833852

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 66067, 132134, 264268, 330335, 660670, 1321340, 2048077, 4096154, 8192308, 10240385, 20480770, 40961540]

約数ペア:

[(1, 40961540), (2, 20480770), (4, 10240385), (5, 8192308), (10, 4096154), (20, 2048077), (31, 1321340), (62, 660670), (124, 330335), (155, 264268), (310, 132134), (620, 66067)]