4171720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{317}}^1$

素因数の和:382

約数の個数: 64

約数和(自身を含む): 10990080

約数和(自身を除く): 6818360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 188, 235, 280, 317, 329, 376, 470, 634, 658, 940, 1268, 1316, 1585, 1645, 1880, 2219, 2536, 2632, 3170, 3290, 4438, 6340, 6580, 8876, 11095, 12680, 13160, 14899, 17752, 22190, 29798, 44380, 59596, 74495, 88760, 104293, 119192, 148990, 208586, 297980, 417172, 521465, 595960, 834344, 1042930, 2085860, 4171720]

約数ペア:

[(1, 4171720), (2, 2085860), (4, 1042930), (5, 834344), (7, 595960), (8, 521465), (10, 417172), (14, 297980), (20, 208586), (28, 148990), (35, 119192), (40, 104293), (47, 88760), (56, 74495), (70, 59596), (94, 44380), (140, 29798), (188, 22190), (235, 17752), (280, 14899), (317, 13160), (329, 12680), (376, 11095), (470, 8876), (634, 6580), (658, 6340), (940, 4438), (1268, 3290), (1316, 3170), (1585, 2632), (1645, 2536), (1880, 2219)]