30894160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{35107}}^1$

素因数の和:35131

約数の個数: 40

約数和(自身を含む): 78361056

約数和(自身を除く): 47466896

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 35107, 70214, 140428, 175535, 280856, 351070, 386177, 561712, 702140, 772354, 1404280, 1544708, 1930885, 2808560, 3089416, 3861770, 6178832, 7723540, 15447080, 30894160]

約数ペア:

[(1, 30894160), (2, 15447080), (4, 7723540), (5, 6178832), (8, 3861770), (10, 3089416), (11, 2808560), (16, 1930885), (20, 1544708), (22, 1404280), (40, 772354), (44, 702140), (55, 561712), (80, 386177), (88, 351070), (110, 280856), (176, 175535), (220, 140428), (440, 70214), (880, 35107)]