390248048

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{5507}}^1$

素因数の和:5661

約数の個数: 40

約数和(自身を含む): 781342848

約数和(自身を除く): 391094800

約数列:

[1, 2, 4, 8, 16, 43, 86, 103, 172, 206, 344, 412, 688, 824, 1648, 4429, 5507, 8858, 11014, 17716, 22028, 35432, 44056, 70864, 88112, 236801, 473602, 567221, 947204, 1134442, 1894408, 2268884, 3788816, 4537768, 9075536, 24390503, 48781006, 97562012, 195124024, 390248048]

約数ペア:

[(1, 390248048), (2, 195124024), (4, 97562012), (8, 48781006), (16, 24390503), (43, 9075536), (86, 4537768), (103, 3788816), (172, 2268884), (206, 1894408), (344, 1134442), (412, 947204), (688, 567221), (824, 473602), (1648, 236801), (4429, 88112), (5507, 70864), (8858, 44056), (11014, 35432), (17716, 22028)]