74479340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{286459}}^1$

素因数の和:286481

約数の個数: 24

約数和(自身を含む): 168438480

約数和(自身を除く): 93959140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 286459, 572918, 1145836, 1432295, 2864590, 3723967, 5729180, 7447934, 14895868, 18619835, 37239670, 74479340]

約数ペア:

[(1, 74479340), (2, 37239670), (4, 18619835), (5, 14895868), (10, 7447934), (13, 5729180), (20, 3723967), (26, 2864590), (52, 1432295), (65, 1145836), (130, 572918), (260, 286459)]