27528020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{443}}^1$

素因数の和:704

約数の個数: 48

約数和(自身を含む): 62657280

約数和(自身を除く): 35129260

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 239, 260, 443, 478, 886, 956, 1195, 1772, 2215, 2390, 3107, 4430, 4780, 5759, 6214, 8860, 11518, 12428, 15535, 23036, 28795, 31070, 57590, 62140, 105877, 115180, 211754, 423508, 529385, 1058770, 1376401, 2117540, 2752802, 5505604, 6882005, 13764010, 27528020]

約数ペア:

[(1, 27528020), (2, 13764010), (4, 6882005), (5, 5505604), (10, 2752802), (13, 2117540), (20, 1376401), (26, 1058770), (52, 529385), (65, 423508), (130, 211754), (239, 115180), (260, 105877), (443, 62140), (478, 57590), (886, 31070), (956, 28795), (1195, 23036), (1772, 15535), (2215, 12428), (2390, 11518), (3107, 8860), (4430, 6214), (4780, 5759)]