40028890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{3533}}^1$

素因数の和:3654

約数の個数: 32

約数和(自身を含む): 79387776

約数和(自身を除く): 39358886

約数列:

[1, 2, 5, 10, 11, 22, 55, 103, 110, 206, 515, 1030, 1133, 2266, 3533, 5665, 7066, 11330, 17665, 35330, 38863, 77726, 194315, 363899, 388630, 727798, 1819495, 3638990, 4002889, 8005778, 20014445, 40028890]

約数ペア:

[(1, 40028890), (2, 20014445), (5, 8005778), (10, 4002889), (11, 3638990), (22, 1819495), (55, 727798), (103, 388630), (110, 363899), (206, 194315), (515, 77726), (1030, 38863), (1133, 35330), (2266, 17665), (3533, 11330), (5665, 7066)]