8309860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1031}}^1$

素因数の和:1084

約数の個数: 48

約数和(自身を含む): 19418112

約数和(自身を除く): 11108252

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1031, 1612, 2015, 2062, 4030, 4124, 5155, 8060, 10310, 13403, 20620, 26806, 31961, 53612, 63922, 67015, 127844, 134030, 159805, 268060, 319610, 415493, 639220, 830986, 1661972, 2077465, 4154930, 8309860]

約数ペア:

[(1, 8309860), (2, 4154930), (4, 2077465), (5, 1661972), (10, 830986), (13, 639220), (20, 415493), (26, 319610), (31, 268060), (52, 159805), (62, 134030), (65, 127844), (124, 67015), (130, 63922), (155, 53612), (260, 31961), (310, 26806), (403, 20620), (620, 13403), (806, 10310), (1031, 8060), (1612, 5155), (2015, 4124), (2062, 4030)]