22920520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{751}}^1$

素因数の和:878

約数の個数: 64

約数和(自身を含む): 59558400

約数和(自身を除く): 36637880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 109, 140, 218, 280, 436, 545, 751, 763, 872, 1090, 1502, 1526, 2180, 3004, 3052, 3755, 3815, 4360, 5257, 6008, 6104, 7510, 7630, 10514, 15020, 15260, 21028, 26285, 30040, 30520, 42056, 52570, 81859, 105140, 163718, 210280, 327436, 409295, 573013, 654872, 818590, 1146026, 1637180, 2292052, 2865065, 3274360, 4584104, 5730130, 11460260, 22920520]

約数ペア:

[(1, 22920520), (2, 11460260), (4, 5730130), (5, 4584104), (7, 3274360), (8, 2865065), (10, 2292052), (14, 1637180), (20, 1146026), (28, 818590), (35, 654872), (40, 573013), (56, 409295), (70, 327436), (109, 210280), (140, 163718), (218, 105140), (280, 81859), (436, 52570), (545, 42056), (751, 30520), (763, 30040), (872, 26285), (1090, 21028), (1502, 15260), (1526, 15020), (2180, 10514), (3004, 7630), (3052, 7510), (3755, 6104), (3815, 6008), (4360, 5257)]