19255140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4651}}^1$

素因数の和:4689

約数の個数: 72

約数和(自身を含む): 60959808

約数和(自身を除く): 41704668

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 4651, 9302, 13953, 18604, 23255, 27906, 41859, 46510, 55812, 69765, 83718, 93020, 106973, 139530, 167436, 209295, 213946, 279060, 320919, 418590, 427892, 534865, 641838, 837180, 962757, 1069730, 1283676, 1604595, 1925514, 2139460, 3209190, 3851028, 4813785, 6418380, 9627570, 19255140]

約数ペア:

[(1, 19255140), (2, 9627570), (3, 6418380), (4, 4813785), (5, 3851028), (6, 3209190), (9, 2139460), (10, 1925514), (12, 1604595), (15, 1283676), (18, 1069730), (20, 962757), (23, 837180), (30, 641838), (36, 534865), (45, 427892), (46, 418590), (60, 320919), (69, 279060), (90, 213946), (92, 209295), (115, 167436), (138, 139530), (180, 106973), (207, 93020), (230, 83718), (276, 69765), (345, 55812), (414, 46510), (460, 41859), (690, 27906), (828, 23255), (1035, 18604), (1380, 13953), (2070, 9302), (4140, 4651)]