8489260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{317}}^1$

素因数の和:442

約数の個数: 48

約数和(自身を含む): 19446336

約数和(自身を除く): 10957076

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 103, 130, 206, 260, 317, 412, 515, 634, 1030, 1268, 1339, 1585, 2060, 2678, 3170, 4121, 5356, 6340, 6695, 8242, 13390, 16484, 20605, 26780, 32651, 41210, 65302, 82420, 130604, 163255, 326510, 424463, 653020, 848926, 1697852, 2122315, 4244630, 8489260]

約数ペア:

[(1, 8489260), (2, 4244630), (4, 2122315), (5, 1697852), (10, 848926), (13, 653020), (20, 424463), (26, 326510), (52, 163255), (65, 130604), (103, 82420), (130, 65302), (206, 41210), (260, 32651), (317, 26780), (412, 20605), (515, 16484), (634, 13390), (1030, 8242), (1268, 6695), (1339, 6340), (1585, 5356), (2060, 4121), (2678, 3170)]