418752280

素因数分解:

$2^3\times 5^1\times {\mathrm{1901}}^1\times {\mathrm{5507}}^1$

素因数の和:7419

約数の個数: 32

約数和(自身を含む): 942859440

約数和(自身を除く): 524107160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1901, 3802, 5507, 7604, 9505, 11014, 15208, 19010, 22028, 27535, 38020, 44056, 55070, 76040, 110140, 220280, 10468807, 20937614, 41875228, 52344035, 83750456, 104688070, 209376140, 418752280]

約数ペア:

[(1, 418752280), (2, 209376140), (4, 104688070), (5, 83750456), (8, 52344035), (10, 41875228), (20, 20937614), (40, 10468807), (1901, 220280), (3802, 110140), (5507, 76040), (7604, 55070), (9505, 44056), (11014, 38020), (15208, 27535), (19010, 22028)]