11003440

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{401}}^1$

素因数の和:435

約数の個数: 80

約数和(自身を含む): 29908800

約数和(自身を除く): 18905360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 401, 490, 560, 686, 784, 802, 980, 1372, 1604, 1715, 1960, 2005, 2744, 2807, 3208, 3430, 3920, 4010, 5488, 5614, 6416, 6860, 8020, 11228, 13720, 14035, 16040, 19649, 22456, 27440, 28070, 32080, 39298, 44912, 56140, 78596, 98245, 112280, 137543, 157192, 196490, 224560, 275086, 314384, 392980, 550172, 687715, 785960, 1100344, 1375430, 1571920, 2200688, 2750860, 5501720, 11003440]

約数ペア:

[(1, 11003440), (2, 5501720), (4, 2750860), (5, 2200688), (7, 1571920), (8, 1375430), (10, 1100344), (14, 785960), (16, 687715), (20, 550172), (28, 392980), (35, 314384), (40, 275086), (49, 224560), (56, 196490), (70, 157192), (80, 137543), (98, 112280), (112, 98245), (140, 78596), (196, 56140), (245, 44912), (280, 39298), (343, 32080), (392, 28070), (401, 27440), (490, 22456), (560, 19649), (686, 16040), (784, 14035), (802, 13720), (980, 11228), (1372, 8020), (1604, 6860), (1715, 6416), (1960, 5614), (2005, 5488), (2744, 4010), (2807, 3920), (3208, 3430)]