1090220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{151}}^1$

素因数の和:198

約数の個数: 36

約数和(自身を含む): 2432304

約数和(自身を除く): 1342084

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 151, 190, 302, 361, 380, 604, 722, 755, 1444, 1510, 1805, 2869, 3020, 3610, 5738, 7220, 11476, 14345, 28690, 54511, 57380, 109022, 218044, 272555, 545110, 1090220]

約数ペア:

[(1, 1090220), (2, 545110), (4, 272555), (5, 218044), (10, 109022), (19, 57380), (20, 54511), (38, 28690), (76, 14345), (95, 11476), (151, 7220), (190, 5738), (302, 3610), (361, 3020), (380, 2869), (604, 1805), (722, 1510), (755, 1444)]