15571040

素因数分解:

$2^5\times 5^1\times {\mathrm{307}}^1\times {\mathrm{317}}^1$

素因数の和:639

約数の個数: 48

約数和(自身を含む): 37022832

約数和(自身を除く): 21451792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 307, 317, 614, 634, 1228, 1268, 1535, 1585, 2456, 2536, 3070, 3170, 4912, 5072, 6140, 6340, 9824, 10144, 12280, 12680, 24560, 25360, 49120, 50720, 97319, 194638, 389276, 486595, 778552, 973190, 1557104, 1946380, 3114208, 3892760, 7785520, 15571040]

約数ペア:

[(1, 15571040), (2, 7785520), (4, 3892760), (5, 3114208), (8, 1946380), (10, 1557104), (16, 973190), (20, 778552), (32, 486595), (40, 389276), (80, 194638), (160, 97319), (307, 50720), (317, 49120), (614, 25360), (634, 24560), (1228, 12680), (1268, 12280), (1535, 10144), (1585, 9824), (2456, 6340), (2536, 6140), (3070, 5072), (3170, 4912)]