20090535180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1\times {\mathrm{27767}}^1$

素因数の和:28199

約数の個数: 96

約数和(自身を含む): 58219499520

約数和(自身を除く): 38128964340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 389, 465, 620, 778, 930, 1167, 1556, 1860, 1945, 2334, 3890, 4668, 5835, 7780, 11670, 12059, 23340, 24118, 27767, 36177, 48236, 55534, 60295, 72354, 83301, 111068, 120590, 138835, 144708, 166602, 180885, 241180, 277670, 333204, 361770, 416505, 555340, 723540, 833010, 860777, 1666020, 1721554, 2582331, 3443108, 4303885, 5164662, 8607770, 10329324, 10801363, 12911655, 17215540, 21602726, 25823310, 32404089, 43205452, 51646620, 54006815, 64808178, 108013630, 129616356, 162020445, 216027260, 324040890, 334842253, 648081780, 669684506, 1004526759, 1339369012, 1674211265, 2009053518, 3348422530, 4018107036, 5022633795, 6696845060, 10045267590, 20090535180]

約数ペア:

[(1, 20090535180), (2, 10045267590), (3, 6696845060), (4, 5022633795), (5, 4018107036), (6, 3348422530), (10, 2009053518), (12, 1674211265), (15, 1339369012), (20, 1004526759), (30, 669684506), (31, 648081780), (60, 334842253), (62, 324040890), (93, 216027260), (124, 162020445), (155, 129616356), (186, 108013630), (310, 64808178), (372, 54006815), (389, 51646620), (465, 43205452), (620, 32404089), (778, 25823310), (930, 21602726), (1167, 17215540), (1556, 12911655), (1860, 10801363), (1945, 10329324), (2334, 8607770), (3890, 5164662), (4668, 4303885), (5835, 3443108), (7780, 2582331), (11670, 1721554), (12059, 1666020), (23340, 860777), (24118, 833010), (27767, 723540), (36177, 555340), (48236, 416505), (55534, 361770), (60295, 333204), (72354, 277670), (83301, 241180), (111068, 180885), (120590, 166602), (138835, 144708)]