7996040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15377}}^1$

素因数の和:15401

約数の個数: 32

約数和(自身を含む): 19376280

約数和(自身を除く): 11380240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 15377, 30754, 61508, 76885, 123016, 153770, 199901, 307540, 399802, 615080, 799604, 999505, 1599208, 1999010, 3998020, 7996040]

約数ペア:

[(1, 7996040), (2, 3998020), (4, 1999010), (5, 1599208), (8, 999505), (10, 799604), (13, 615080), (20, 399802), (26, 307540), (40, 199901), (52, 153770), (65, 123016), (104, 76885), (130, 61508), (260, 30754), (520, 15377)]