398889470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1\times {\mathrm{461}}^1$

素因数の和:785

約数の個数: 64

約数和(自身を含む): 843042816

約数和(自身を除く): 444153346

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 94, 235, 263, 329, 461, 470, 526, 658, 922, 1315, 1645, 1841, 2305, 2630, 3227, 3290, 3682, 4610, 6454, 9205, 12361, 16135, 18410, 21667, 24722, 32270, 43334, 61805, 86527, 108335, 121243, 123610, 151669, 173054, 216670, 242486, 303338, 432635, 606215, 758345, 848701, 865270, 1212430, 1516690, 1697402, 4243505, 5698421, 8487010, 11396842, 28492105, 39888947, 56984210, 79777894, 199444735, 398889470]

約数ペア:

[(1, 398889470), (2, 199444735), (5, 79777894), (7, 56984210), (10, 39888947), (14, 28492105), (35, 11396842), (47, 8487010), (70, 5698421), (94, 4243505), (235, 1697402), (263, 1516690), (329, 1212430), (461, 865270), (470, 848701), (526, 758345), (658, 606215), (922, 432635), (1315, 303338), (1645, 242486), (1841, 216670), (2305, 173054), (2630, 151669), (3227, 123610), (3290, 121243), (3682, 108335), (4610, 86527), (6454, 61805), (9205, 43334), (12361, 32270), (16135, 24722), (18410, 21667)]