290400008

素因数分解:

$2^3\times {\mathrm{503}}^1\times {\mathrm{72167}}^1$

素因数の和:72676

約数の個数: 16

約数和(自身を含む): 545590080

約数和(自身を除く): 255190072

約数列:

[1, 2, 4, 8, 503, 1006, 2012, 4024, 72167, 144334, 288668, 577336, 36300001, 72600002, 145200004, 290400008]

約数ペア:

[(1, 290400008), (2, 145200004), (4, 72600002), (8, 36300001), (503, 577336), (1006, 288668), (2012, 144334), (4024, 72167)]