1339000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{103}}^1$

素因数の和:137

約数の個数: 64

約数和(自身を含む): 3407040

約数和(自身を除く): 2068040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 103, 104, 125, 130, 200, 206, 250, 260, 325, 412, 500, 515, 520, 650, 824, 1000, 1030, 1300, 1339, 1625, 2060, 2575, 2600, 2678, 3250, 4120, 5150, 5356, 6500, 6695, 10300, 10712, 12875, 13000, 13390, 20600, 25750, 26780, 33475, 51500, 53560, 66950, 103000, 133900, 167375, 267800, 334750, 669500, 1339000]

約数ペア:

[(1, 1339000), (2, 669500), (4, 334750), (5, 267800), (8, 167375), (10, 133900), (13, 103000), (20, 66950), (25, 53560), (26, 51500), (40, 33475), (50, 26780), (52, 25750), (65, 20600), (100, 13390), (103, 13000), (104, 12875), (125, 10712), (130, 10300), (200, 6695), (206, 6500), (250, 5356), (260, 5150), (325, 4120), (412, 3250), (500, 2678), (515, 2600), (520, 2575), (650, 2060), (824, 1625), (1000, 1339), (1030, 1300)]