28973120

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8231}}^1$

素因数の和:8259

約数の個数: 56

約数和(自身を含む): 75273408

約数和(自身を除く): 46300288

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 8231, 16462, 32924, 41155, 65848, 82310, 90541, 131696, 164620, 181082, 263392, 329240, 362164, 452705, 526784, 658480, 724328, 905410, 1316960, 1448656, 1810820, 2633920, 2897312, 3621640, 5794624, 7243280, 14486560, 28973120]

約数ペア:

[(1, 28973120), (2, 14486560), (4, 7243280), (5, 5794624), (8, 3621640), (10, 2897312), (11, 2633920), (16, 1810820), (20, 1448656), (22, 1316960), (32, 905410), (40, 724328), (44, 658480), (55, 526784), (64, 452705), (80, 362164), (88, 329240), (110, 263392), (160, 181082), (176, 164620), (220, 131696), (320, 90541), (352, 82310), (440, 65848), (704, 41155), (880, 32924), (1760, 16462), (3520, 8231)]