15212260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{563}}^1$

素因数の和:772

約数の個数: 48

約数和(自身を含む): 36763776

約数和(自身を除く): 21551516

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 193, 386, 563, 772, 965, 1126, 1351, 1930, 2252, 2702, 2815, 3860, 3941, 5404, 5630, 6755, 7882, 11260, 13510, 15764, 19705, 27020, 39410, 78820, 108659, 217318, 434636, 543295, 760613, 1086590, 1521226, 2173180, 3042452, 3803065, 7606130, 15212260]

約数ペア:

[(1, 15212260), (2, 7606130), (4, 3803065), (5, 3042452), (7, 2173180), (10, 1521226), (14, 1086590), (20, 760613), (28, 543295), (35, 434636), (70, 217318), (140, 108659), (193, 78820), (386, 39410), (563, 27020), (772, 19705), (965, 15764), (1126, 13510), (1351, 11260), (1930, 7882), (2252, 6755), (2702, 5630), (2815, 5404), (3860, 3941)]