28609630

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{439}}^1$

素因数の和:486

約数の個数: 64

約数和(自身を含む): 63360000

約数和(自身を除く): 34750370

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 133, 190, 245, 266, 343, 439, 490, 665, 686, 878, 931, 1330, 1715, 1862, 2195, 3073, 3430, 4390, 4655, 6146, 6517, 8341, 9310, 13034, 15365, 16682, 21511, 30730, 32585, 41705, 43022, 58387, 65170, 83410, 107555, 116774, 150577, 215110, 291935, 301154, 408709, 583870, 752885, 817418, 1505770, 2043545, 2860963, 4087090, 5721926, 14304815, 28609630]

約数ペア:

[(1, 28609630), (2, 14304815), (5, 5721926), (7, 4087090), (10, 2860963), (14, 2043545), (19, 1505770), (35, 817418), (38, 752885), (49, 583870), (70, 408709), (95, 301154), (98, 291935), (133, 215110), (190, 150577), (245, 116774), (266, 107555), (343, 83410), (439, 65170), (490, 58387), (665, 43022), (686, 41705), (878, 32585), (931, 30730), (1330, 21511), (1715, 16682), (1862, 15365), (2195, 13034), (3073, 9310), (3430, 8341), (4390, 6517), (4655, 6146)]