19030340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{751}}^1$

素因数の和:948

約数の個数: 48

約数和(自身を含む): 45986304

約数和(自身を除く): 26955964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 181, 362, 724, 751, 905, 1267, 1502, 1810, 2534, 3004, 3620, 3755, 5068, 5257, 6335, 7510, 10514, 12670, 15020, 21028, 25340, 26285, 52570, 105140, 135931, 271862, 543724, 679655, 951517, 1359310, 1903034, 2718620, 3806068, 4757585, 9515170, 19030340]

約数ペア:

[(1, 19030340), (2, 9515170), (4, 4757585), (5, 3806068), (7, 2718620), (10, 1903034), (14, 1359310), (20, 951517), (28, 679655), (35, 543724), (70, 271862), (140, 135931), (181, 105140), (362, 52570), (724, 26285), (751, 25340), (905, 21028), (1267, 15020), (1502, 12670), (1810, 10514), (2534, 7510), (3004, 6335), (3620, 5257), (3755, 5068)]