2728347760

素因数分解:

$2^4\times 5^1\times {\mathrm{1291}}^1\times {\mathrm{26417}}^1$

素因数の和:27721

約数の個数: 40

約数和(自身を含む): 6348562416

約数和(自身を除く): 3620214656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1291, 2582, 5164, 6455, 10328, 12910, 20656, 25820, 26417, 51640, 52834, 103280, 105668, 132085, 211336, 264170, 422672, 528340, 1056680, 2113360, 34104347, 68208694, 136417388, 170521735, 272834776, 341043470, 545669552, 682086940, 1364173880, 2728347760]

約数ペア:

[(1, 2728347760), (2, 1364173880), (4, 682086940), (5, 545669552), (8, 341043470), (10, 272834776), (16, 170521735), (20, 136417388), (40, 68208694), (80, 34104347), (1291, 2113360), (2582, 1056680), (5164, 528340), (6455, 422672), (10328, 264170), (12910, 211336), (20656, 132085), (25820, 105668), (26417, 103280), (51640, 52834)]