7149860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1237}}^1$

素因数の和:1280

約数の個数: 36

約数和(自身を含む): 15962772

約数和(自身を除く): 8812912

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1237, 1445, 2474, 2890, 4948, 5780, 6185, 12370, 21029, 24740, 42058, 84116, 105145, 210290, 357493, 420580, 714986, 1429972, 1787465, 3574930, 7149860]

約数ペア:

[(1, 7149860), (2, 3574930), (4, 1787465), (5, 1429972), (10, 714986), (17, 420580), (20, 357493), (34, 210290), (68, 105145), (85, 84116), (170, 42058), (289, 24740), (340, 21029), (578, 12370), (1156, 6185), (1237, 5780), (1445, 4948), (2474, 2890)]