55509020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{7481}}^1$

素因数の和:7550

約数の個数: 48

約数和(自身を含む): 135753408

約数和(自身を除く): 80244388

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 3710, 7420, 7481, 14962, 29924, 37405, 52367, 74810, 104734, 149620, 209468, 261835, 396493, 523670, 792986, 1047340, 1585972, 1982465, 2775451, 3964930, 5550902, 7929860, 11101804, 13877255, 27754510, 55509020]

約数ペア:

[(1, 55509020), (2, 27754510), (4, 13877255), (5, 11101804), (7, 7929860), (10, 5550902), (14, 3964930), (20, 2775451), (28, 1982465), (35, 1585972), (53, 1047340), (70, 792986), (106, 523670), (140, 396493), (212, 261835), (265, 209468), (371, 149620), (530, 104734), (742, 74810), (1060, 52367), (1484, 37405), (1855, 29924), (3710, 14962), (7420, 7481)]