38548020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{91781}}^1$

素因数の和:91800

約数の個数: 48

約数和(自身を含む): 123355008

約数和(自身を除く): 84806988

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 91781, 183562, 275343, 367124, 458905, 550686, 642467, 917810, 1101372, 1284934, 1376715, 1835620, 1927401, 2569868, 2753430, 3212335, 3854802, 5506860, 6424670, 7709604, 9637005, 12849340, 19274010, 38548020]

約数ペア:

[(1, 38548020), (2, 19274010), (3, 12849340), (4, 9637005), (5, 7709604), (6, 6424670), (7, 5506860), (10, 3854802), (12, 3212335), (14, 2753430), (15, 2569868), (20, 1927401), (21, 1835620), (28, 1376715), (30, 1284934), (35, 1101372), (42, 917810), (60, 642467), (70, 550686), (84, 458905), (105, 367124), (140, 275343), (210, 183562), (420, 91781)]