636304720

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{58057}}^1$

素因数の和:58207

約数の個数: 40

約数和(自身を含む): 1490232744

約数和(自身を除く): 853928024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1370, 2192, 2740, 5480, 10960, 58057, 116114, 232228, 290285, 464456, 580570, 928912, 1161140, 2322280, 4644560, 7953809, 15907618, 31815236, 39769045, 63630472, 79538090, 127260944, 159076180, 318152360, 636304720]

約数ペア:

[(1, 636304720), (2, 318152360), (4, 159076180), (5, 127260944), (8, 79538090), (10, 63630472), (16, 39769045), (20, 31815236), (40, 15907618), (80, 7953809), (137, 4644560), (274, 2322280), (548, 1161140), (685, 928912), (1096, 580570), (1370, 464456), (2192, 290285), (2740, 232228), (5480, 116114), (10960, 58057)]