57239780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{11587}}^1$

素因数の和:11628

約数の個数: 48

約数和(自身を含む): 136274880

約数和(自身を除く): 79035100

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 11587, 23174, 46348, 57935, 115870, 150631, 220153, 231740, 301262, 440306, 602524, 753155, 880612, 1100765, 1506310, 2201530, 2861989, 3012620, 4403060, 5723978, 11447956, 14309945, 28619890, 57239780]

約数ペア:

[(1, 57239780), (2, 28619890), (4, 14309945), (5, 11447956), (10, 5723978), (13, 4403060), (19, 3012620), (20, 2861989), (26, 2201530), (38, 1506310), (52, 1100765), (65, 880612), (76, 753155), (95, 602524), (130, 440306), (190, 301262), (247, 231740), (260, 220153), (380, 150631), (494, 115870), (988, 57935), (1235, 46348), (2470, 23174), (4940, 11587)]