248832440

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{39623}}^1$

素因数の和:39791

約数の個数: 32

約数和(自身を含む): 563453280

約数和(自身を除く): 314620840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 6280, 39623, 79246, 158492, 198115, 316984, 396230, 792460, 1584920, 6220811, 12441622, 24883244, 31104055, 49766488, 62208110, 124416220, 248832440]

約数ペア:

[(1, 248832440), (2, 124416220), (4, 62208110), (5, 49766488), (8, 31104055), (10, 24883244), (20, 12441622), (40, 6220811), (157, 1584920), (314, 792460), (628, 396230), (785, 316984), (1256, 198115), (1570, 158492), (3140, 79246), (6280, 39623)]