207051860

素因数分解:

$2^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{23057}}^1$

素因数の和:23515

約数の個数: 24

約数和(自身を含む): 435796200

約数和(自身を除く): 228744340

約数列:

[1, 2, 4, 5, 10, 20, 449, 898, 1796, 2245, 4490, 8980, 23057, 46114, 92228, 115285, 230570, 461140, 10352593, 20705186, 41410372, 51762965, 103525930, 207051860]

約数ペア:

[(1, 207051860), (2, 103525930), (4, 51762965), (5, 41410372), (10, 20705186), (20, 10352593), (449, 461140), (898, 230570), (1796, 115285), (2245, 92228), (4490, 46114), (8980, 23057)]