20929500

素因数分解:

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

素因数の和:4676

約数の個数: 72

約数和(自身を含む): 66039792

約数和(自身を除く): 45110292

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 450, 500, 750, 900, 1125, 1500, 2250, 4500, 4651, 9302, 13953, 18604, 23255, 27906, 41859, 46510, 55812, 69765, 83718, 93020, 116275, 139530, 167436, 209295, 232550, 279060, 348825, 418590, 465100, 581375, 697650, 837180, 1046475, 1162750, 1395300, 1744125, 2092950, 2325500, 3488250, 4185900, 5232375, 6976500, 10464750, 20929500]

約数ペア:

[(1, 20929500), (2, 10464750), (3, 6976500), (4, 5232375), (5, 4185900), (6, 3488250), (9, 2325500), (10, 2092950), (12, 1744125), (15, 1395300), (18, 1162750), (20, 1046475), (25, 837180), (30, 697650), (36, 581375), (45, 465100), (50, 418590), (60, 348825), (75, 279060), (90, 232550), (100, 209295), (125, 167436), (150, 139530), (180, 116275), (225, 93020), (250, 83718), (300, 69765), (375, 55812), (450, 46510), (500, 41859), (750, 27906), (900, 23255), (1125, 18604), (1500, 13953), (2250, 9302), (4500, 4651)]