40749020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{156727}}^1$

素因数の和:156749

約数の個数: 24

約数和(自身を含む): 92156064

約数和(自身を除く): 51407044

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 156727, 313454, 626908, 783635, 1567270, 2037451, 3134540, 4074902, 8149804, 10187255, 20374510, 40749020]

約数ペア:

[(1, 40749020), (2, 20374510), (4, 10187255), (5, 8149804), (10, 4074902), (13, 3134540), (20, 2037451), (26, 1567270), (52, 783635), (65, 626908), (130, 313454), (260, 156727)]