20883120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{87013}}^1$

素因数の和:87029

約数の個数: 40

約数和(自身を含む): 64738416

約数和(自身を除く): 43855296

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 87013, 174026, 261039, 348052, 435065, 522078, 696104, 870130, 1044156, 1305195, 1392208, 1740260, 2088312, 2610390, 3480520, 4176624, 5220780, 6961040, 10441560, 20883120]

約数ペア:

[(1, 20883120), (2, 10441560), (3, 6961040), (4, 5220780), (5, 4176624), (6, 3480520), (8, 2610390), (10, 2088312), (12, 1740260), (15, 1392208), (16, 1305195), (20, 1044156), (24, 870130), (30, 696104), (40, 522078), (48, 435065), (60, 348052), (80, 261039), (120, 174026), (240, 87013)]