20520300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{937}}^1$

素因数の和:1027

約数の個数: 72

約数和(自身を含む): 60249616

約数和(自身を除く): 39729316

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 73, 75, 100, 146, 150, 219, 292, 300, 365, 438, 730, 876, 937, 1095, 1460, 1825, 1874, 2190, 2811, 3650, 3748, 4380, 4685, 5475, 5622, 7300, 9370, 10950, 11244, 14055, 18740, 21900, 23425, 28110, 46850, 56220, 68401, 70275, 93700, 136802, 140550, 205203, 273604, 281100, 342005, 410406, 684010, 820812, 1026015, 1368020, 1710025, 2052030, 3420050, 4104060, 5130075, 6840100, 10260150, 20520300]

約数ペア:

[(1, 20520300), (2, 10260150), (3, 6840100), (4, 5130075), (5, 4104060), (6, 3420050), (10, 2052030), (12, 1710025), (15, 1368020), (20, 1026015), (25, 820812), (30, 684010), (50, 410406), (60, 342005), (73, 281100), (75, 273604), (100, 205203), (146, 140550), (150, 136802), (219, 93700), (292, 70275), (300, 68401), (365, 56220), (438, 46850), (730, 28110), (876, 23425), (937, 21900), (1095, 18740), (1460, 14055), (1825, 11244), (1874, 10950), (2190, 9370), (2811, 7300), (3650, 5622), (3748, 5475), (4380, 4685)]