20199120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{84163}}^1$

素因数の和:84179

約数の個数: 40

約数和(自身を含む): 62618016

約数和(自身を除く): 42418896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 84163, 168326, 252489, 336652, 420815, 504978, 673304, 841630, 1009956, 1262445, 1346608, 1683260, 2019912, 2524890, 3366520, 4039824, 5049780, 6733040, 10099560, 20199120]

約数ペア:

[(1, 20199120), (2, 10099560), (3, 6733040), (4, 5049780), (5, 4039824), (6, 3366520), (8, 2524890), (10, 2019912), (12, 1683260), (15, 1346608), (16, 1262445), (20, 1009956), (24, 841630), (30, 673304), (40, 504978), (48, 420815), (60, 336652), (80, 252489), (120, 168326), (240, 84163)]