15219040

素因数分解:

$2^5\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1303}}^1$

素因数の和:1391

約数の個数: 48

約数和(自身を含む): 36475488

約数和(自身を除く): 21256448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 73, 80, 146, 160, 292, 365, 584, 730, 1168, 1303, 1460, 2336, 2606, 2920, 5212, 5840, 6515, 10424, 11680, 13030, 20848, 26060, 41696, 52120, 95119, 104240, 190238, 208480, 380476, 475595, 760952, 951190, 1521904, 1902380, 3043808, 3804760, 7609520, 15219040]

約数ペア:

[(1, 15219040), (2, 7609520), (4, 3804760), (5, 3043808), (8, 1902380), (10, 1521904), (16, 951190), (20, 760952), (32, 475595), (40, 380476), (73, 208480), (80, 190238), (146, 104240), (160, 95119), (292, 52120), (365, 41696), (584, 26060), (730, 20848), (1168, 13030), (1303, 11680), (1460, 10424), (2336, 6515), (2606, 5840), (2920, 5212)]