19434080

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{5281}}^1$

素因数の和:5319

約数の個数: 48

約数和(自身を含む): 47918304

約数和(自身を除く): 28484224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 736, 920, 1840, 3680, 5281, 10562, 21124, 26405, 42248, 52810, 84496, 105620, 121463, 168992, 211240, 242926, 422480, 485852, 607315, 844960, 971704, 1214630, 1943408, 2429260, 3886816, 4858520, 9717040, 19434080]

約数ペア:

[(1, 19434080), (2, 9717040), (4, 4858520), (5, 3886816), (8, 2429260), (10, 1943408), (16, 1214630), (20, 971704), (23, 844960), (32, 607315), (40, 485852), (46, 422480), (80, 242926), (92, 211240), (115, 168992), (160, 121463), (184, 105620), (230, 84496), (368, 52810), (460, 42248), (736, 26405), (920, 21124), (1840, 10562), (3680, 5281)]