1031610640

素因数分解:

$2^4\times 5^1\times {\mathrm{491}}^1\times {\mathrm{26263}}^1$

素因数の和:26767

約数の個数: 40

約数和(自身を含む): 2403471168

約数和(自身を除く): 1371860528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 491, 982, 1964, 2455, 3928, 4910, 7856, 9820, 19640, 26263, 39280, 52526, 105052, 131315, 210104, 262630, 420208, 525260, 1050520, 2101040, 12895133, 25790266, 51580532, 64475665, 103161064, 128951330, 206322128, 257902660, 515805320, 1031610640]

約数ペア:

[(1, 1031610640), (2, 515805320), (4, 257902660), (5, 206322128), (8, 128951330), (10, 103161064), (16, 64475665), (20, 51580532), (40, 25790266), (80, 12895133), (491, 2101040), (982, 1050520), (1964, 525260), (2455, 420208), (3928, 262630), (4910, 210104), (7856, 131315), (9820, 105052), (19640, 52526), (26263, 39280)]