20591100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{137}}^1\times {\mathrm{167}}^1$

素因数の和:324

約数の個数: 108

約数和(自身を含む): 65402064

約数和(自身を除く): 44810964

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 137, 150, 167, 180, 225, 274, 300, 334, 411, 450, 501, 548, 668, 685, 822, 835, 900, 1002, 1233, 1370, 1503, 1644, 1670, 2004, 2055, 2466, 2505, 2740, 3006, 3340, 3425, 4110, 4175, 4932, 5010, 6012, 6165, 6850, 7515, 8220, 8350, 10020, 10275, 12330, 12525, 13700, 15030, 16700, 20550, 22879, 24660, 25050, 30060, 30825, 37575, 41100, 45758, 50100, 61650, 68637, 75150, 91516, 114395, 123300, 137274, 150300, 205911, 228790, 274548, 343185, 411822, 457580, 571975, 686370, 823644, 1029555, 1143950, 1372740, 1715925, 2059110, 2287900, 3431850, 4118220, 5147775, 6863700, 10295550, 20591100]

約数ペア:

[(1, 20591100), (2, 10295550), (3, 6863700), (4, 5147775), (5, 4118220), (6, 3431850), (9, 2287900), (10, 2059110), (12, 1715925), (15, 1372740), (18, 1143950), (20, 1029555), (25, 823644), (30, 686370), (36, 571975), (45, 457580), (50, 411822), (60, 343185), (75, 274548), (90, 228790), (100, 205911), (137, 150300), (150, 137274), (167, 123300), (180, 114395), (225, 91516), (274, 75150), (300, 68637), (334, 61650), (411, 50100), (450, 45758), (501, 41100), (548, 37575), (668, 30825), (685, 30060), (822, 25050), (835, 24660), (900, 22879), (1002, 20550), (1233, 16700), (1370, 15030), (1503, 13700), (1644, 12525), (1670, 12330), (2004, 10275), (2055, 10020), (2466, 8350), (2505, 8220), (2740, 7515), (3006, 6850), (3340, 6165), (3425, 6012), (4110, 5010), (4175, 4932)]