54854140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{1193}}^1$

素因数の和:1243

約数の個数: 72

約数和(自身を含む): 133393680

約数和(自身を除く): 78539540

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 121, 190, 209, 220, 242, 380, 418, 484, 605, 836, 1045, 1193, 1210, 2090, 2299, 2386, 2420, 4180, 4598, 4772, 5965, 9196, 11495, 11930, 13123, 22667, 22990, 23860, 26246, 45334, 45980, 52492, 65615, 90668, 113335, 131230, 144353, 226670, 249337, 262460, 288706, 453340, 498674, 577412, 721765, 997348, 1246685, 1443530, 2493370, 2742707, 2887060, 4986740, 5485414, 10970828, 13713535, 27427070, 54854140]

約数ペア:

[(1, 54854140), (2, 27427070), (4, 13713535), (5, 10970828), (10, 5485414), (11, 4986740), (19, 2887060), (20, 2742707), (22, 2493370), (38, 1443530), (44, 1246685), (55, 997348), (76, 721765), (95, 577412), (110, 498674), (121, 453340), (190, 288706), (209, 262460), (220, 249337), (242, 226670), (380, 144353), (418, 131230), (484, 113335), (605, 90668), (836, 65615), (1045, 52492), (1193, 45980), (1210, 45334), (2090, 26246), (2299, 23860), (2386, 22990), (2420, 22667), (4180, 13123), (4598, 11930), (4772, 11495), (5965, 9196)]