2008702900

素因数分解:

$2^2\times 5^2\times {\mathrm{139}}^1\times {\mathrm{144511}}^1$

素因数の和:144664

約数の個数: 36

約数和(自身を含む): 4390274560

約数和(自身を除く): 2381571660

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 139, 278, 556, 695, 1390, 2780, 3475, 6950, 13900, 144511, 289022, 578044, 722555, 1445110, 2890220, 3612775, 7225550, 14451100, 20087029, 40174058, 80348116, 100435145, 200870290, 401740580, 502175725, 1004351450, 2008702900]

約数ペア:

[(1, 2008702900), (2, 1004351450), (4, 502175725), (5, 401740580), (10, 200870290), (20, 100435145), (25, 80348116), (50, 40174058), (100, 20087029), (139, 14451100), (278, 7225550), (556, 3612775), (695, 2890220), (1390, 1445110), (2780, 722555), (3475, 578044), (6950, 289022), (13900, 144511)]