40085140

素因数分解:

$2^2\times 5^1\times {\mathrm{1051}}^1\times {\mathrm{1907}}^1$

素因数の和:2967

約数の個数: 24

約数和(自身を含む): 84303072

約数和(自身を除く): 44217932

約数列:

[1, 2, 4, 5, 10, 20, 1051, 1907, 2102, 3814, 4204, 5255, 7628, 9535, 10510, 19070, 21020, 38140, 2004257, 4008514, 8017028, 10021285, 20042570, 40085140]

約数ペア:

[(1, 40085140), (2, 20042570), (4, 10021285), (5, 8017028), (10, 4008514), (20, 2004257), (1051, 38140), (1907, 21020), (2102, 19070), (3814, 10510), (4204, 9535), (5255, 7628)]