30948560

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{8231}}^1$

素因数の和:8291

約数の個数: 40

約数和(自身を含む): 73495296

約数和(自身を除く): 42546736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 8231, 16462, 32924, 41155, 65848, 82310, 131696, 164620, 329240, 386857, 658480, 773714, 1547428, 1934285, 3094856, 3868570, 6189712, 7737140, 15474280, 30948560]

約数ペア:

[(1, 30948560), (2, 15474280), (4, 7737140), (5, 6189712), (8, 3868570), (10, 3094856), (16, 1934285), (20, 1547428), (40, 773714), (47, 658480), (80, 386857), (94, 329240), (188, 164620), (235, 131696), (376, 82310), (470, 65848), (752, 41155), (940, 32924), (1880, 16462), (3760, 8231)]