33551980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{21787}}^1$

素因数の和:21814

約数の個数: 48

約数和(自身を含む): 87849216

約数和(自身を除く): 54297236

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 21787, 43574, 87148, 108935, 152509, 217870, 239657, 305018, 435740, 479314, 610036, 762545, 958628, 1198285, 1525090, 1677599, 2396570, 3050180, 3355198, 4793140, 6710396, 8387995, 16775990, 33551980]

約数ペア:

[(1, 33551980), (2, 16775990), (4, 8387995), (5, 6710396), (7, 4793140), (10, 3355198), (11, 3050180), (14, 2396570), (20, 1677599), (22, 1525090), (28, 1198285), (35, 958628), (44, 762545), (55, 610036), (70, 479314), (77, 435740), (110, 305018), (140, 239657), (154, 217870), (220, 152509), (308, 108935), (385, 87148), (770, 43574), (1540, 21787)]