13097440

素因数分解:

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

素因数の和:875

約数の個数: 48

約数和(自身を含む): 31268160

約数和(自身を除く): 18170720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 109, 160, 218, 436, 545, 751, 872, 1090, 1502, 1744, 2180, 3004, 3488, 3755, 4360, 6008, 7510, 8720, 12016, 15020, 17440, 24032, 30040, 60080, 81859, 120160, 163718, 327436, 409295, 654872, 818590, 1309744, 1637180, 2619488, 3274360, 6548720, 13097440]

約数ペア:

[(1, 13097440), (2, 6548720), (4, 3274360), (5, 2619488), (8, 1637180), (10, 1309744), (16, 818590), (20, 654872), (32, 409295), (40, 327436), (80, 163718), (109, 120160), (160, 81859), (218, 60080), (436, 30040), (545, 24032), (751, 17440), (872, 15020), (1090, 12016), (1502, 8720), (1744, 7510), (2180, 6008), (3004, 4360), (3488, 3755)]