40986716

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{491}}^1\times {\mathrm{509}}^1$

素因数の和:1045

約数の個数: 24

約数和(自身を含む): 73770480

約数和(自身を除く): 32783764

約数列:

[1, 2, 4, 41, 82, 164, 491, 509, 982, 1018, 1964, 2036, 20131, 20869, 40262, 41738, 80524, 83476, 249919, 499838, 999676, 10246679, 20493358, 40986716]

約数ペア:

[(1, 40986716), (2, 20493358), (4, 10246679), (41, 999676), (82, 499838), (164, 249919), (491, 83476), (509, 80524), (982, 41738), (1018, 40262), (1964, 20869), (2036, 20131)]