20098620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{111659}}^1$

素因数の和:111674

約数の個数: 36

約数和(自身を含む): 60966360

約数和(自身を除く): 40867740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 111659, 223318, 334977, 446636, 558295, 669954, 1004931, 1116590, 1339908, 1674885, 2009862, 2233180, 3349770, 4019724, 5024655, 6699540, 10049310, 20098620]

約数ペア:

[(1, 20098620), (2, 10049310), (3, 6699540), (4, 5024655), (5, 4019724), (6, 3349770), (9, 2233180), (10, 2009862), (12, 1674885), (15, 1339908), (18, 1116590), (20, 1004931), (30, 669954), (36, 558295), (45, 446636), (60, 334977), (90, 223318), (180, 111659)]