15091040

素因数分解:

$2^5\times 5^1\times {\mathrm{257}}^1\times {\mathrm{367}}^1$

素因数の和:639

約数の個数: 48

約数和(自身を含む): 35888832

約数和(自身を除く): 20797792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 257, 367, 514, 734, 1028, 1285, 1468, 1835, 2056, 2570, 2936, 3670, 4112, 5140, 5872, 7340, 8224, 10280, 11744, 14680, 20560, 29360, 41120, 58720, 94319, 188638, 377276, 471595, 754552, 943190, 1509104, 1886380, 3018208, 3772760, 7545520, 15091040]

約数ペア:

[(1, 15091040), (2, 7545520), (4, 3772760), (5, 3018208), (8, 1886380), (10, 1509104), (16, 943190), (20, 754552), (32, 471595), (40, 377276), (80, 188638), (160, 94319), (257, 58720), (367, 41120), (514, 29360), (734, 20560), (1028, 14680), (1285, 11744), (1468, 10280), (1835, 8224), (2056, 7340), (2570, 5872), (2936, 5140), (3670, 4112)]