1981252620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11006959}}^1$

素因数の和:11006974

約数の個数: 36

約数和(自身を含む): 6009800160

約数和(自身を除く): 4028547540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 11006959, 22013918, 33020877, 44027836, 55034795, 66041754, 99062631, 110069590, 132083508, 165104385, 198125262, 220139180, 330208770, 396250524, 495313155, 660417540, 990626310, 1981252620]

約数ペア:

[(1, 1981252620), (2, 990626310), (3, 660417540), (4, 495313155), (5, 396250524), (6, 330208770), (9, 220139180), (10, 198125262), (12, 165104385), (15, 132083508), (18, 110069590), (20, 99062631), (30, 66041754), (36, 55034795), (45, 44027836), (60, 33020877), (90, 22013918), (180, 11006959)]