40245420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{821}}^1$

素因数の和:895

約数の個数: 96

約数和(自身を含む): 121524480

約数和(自身を除く): 81279060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 43, 57, 60, 76, 86, 95, 114, 129, 172, 190, 215, 228, 258, 285, 380, 430, 516, 570, 645, 817, 821, 860, 1140, 1290, 1634, 1642, 2451, 2463, 2580, 3268, 3284, 4085, 4105, 4902, 4926, 8170, 8210, 9804, 9852, 12255, 12315, 15599, 16340, 16420, 24510, 24630, 31198, 35303, 46797, 49020, 49260, 62396, 70606, 77995, 93594, 105909, 141212, 155990, 176515, 187188, 211818, 233985, 311980, 353030, 423636, 467970, 529545, 670757, 706060, 935940, 1059090, 1341514, 2012271, 2118180, 2683028, 3353785, 4024542, 6707570, 8049084, 10061355, 13415140, 20122710, 40245420]

約数ペア:

[(1, 40245420), (2, 20122710), (3, 13415140), (4, 10061355), (5, 8049084), (6, 6707570), (10, 4024542), (12, 3353785), (15, 2683028), (19, 2118180), (20, 2012271), (30, 1341514), (38, 1059090), (43, 935940), (57, 706060), (60, 670757), (76, 529545), (86, 467970), (95, 423636), (114, 353030), (129, 311980), (172, 233985), (190, 211818), (215, 187188), (228, 176515), (258, 155990), (285, 141212), (380, 105909), (430, 93594), (516, 77995), (570, 70606), (645, 62396), (817, 49260), (821, 49020), (860, 46797), (1140, 35303), (1290, 31198), (1634, 24630), (1642, 24510), (2451, 16420), (2463, 16340), (2580, 15599), (3268, 12315), (3284, 12255), (4085, 9852), (4105, 9804), (4902, 8210), (4926, 8170)]