2912376844840

素因数分解:

$2^3\times 5^1\times {\mathrm{72809421121}}^1$

素因数の和:72809421132

約数の個数: 16

約数和(自身を含む): 6552847900980

約数和(自身を除く): 3640471056140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 72809421121, 145618842242, 291237684484, 364047105605, 582475368968, 728094211210, 1456188422420, 2912376844840]

約数ペア:

[(1, 2912376844840), (2, 1456188422420), (4, 728094211210), (5, 582475368968), (8, 364047105605), (10, 291237684484), (20, 145618842242), (40, 72809421121)]