519587720

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{1663}}^1$

素因数の和:1854

約数の個数: 64

約数和(自身を含む): 1196881920

約数和(自身を除く): 677294200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 107, 146, 214, 292, 365, 428, 535, 584, 730, 856, 1070, 1460, 1663, 2140, 2920, 3326, 4280, 6652, 7811, 8315, 13304, 15622, 16630, 31244, 33260, 39055, 62488, 66520, 78110, 121399, 156220, 177941, 242798, 312440, 355882, 485596, 606995, 711764, 889705, 971192, 1213990, 1423528, 1779410, 2427980, 3558820, 4855960, 7117640, 12989693, 25979386, 51958772, 64948465, 103917544, 129896930, 259793860, 519587720]

約数ペア:

[(1, 519587720), (2, 259793860), (4, 129896930), (5, 103917544), (8, 64948465), (10, 51958772), (20, 25979386), (40, 12989693), (73, 7117640), (107, 4855960), (146, 3558820), (214, 2427980), (292, 1779410), (365, 1423528), (428, 1213990), (535, 971192), (584, 889705), (730, 711764), (856, 606995), (1070, 485596), (1460, 355882), (1663, 312440), (2140, 242798), (2920, 177941), (3326, 156220), (4280, 121399), (6652, 78110), (7811, 66520), (8315, 62488), (13304, 39055), (15622, 33260), (16630, 31244)]