202105980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1122811}}^1$

素因数の和:1122826

約数の個数: 36

約数和(自身を含む): 613055352

約数和(自身を除く): 410949372

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1122811, 2245622, 3368433, 4491244, 5614055, 6736866, 10105299, 11228110, 13473732, 16842165, 20210598, 22456220, 33684330, 40421196, 50526495, 67368660, 101052990, 202105980]

約数ペア:

[(1, 202105980), (2, 101052990), (3, 67368660), (4, 50526495), (5, 40421196), (6, 33684330), (9, 22456220), (10, 20210598), (12, 16842165), (15, 13473732), (18, 11228110), (20, 10105299), (30, 6736866), (36, 5614055), (45, 4491244), (60, 3368433), (90, 2245622), (180, 1122811)]