817366990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{499}}^1\times {\mathrm{14891}}^1$

素因数の和:15408

約数の個数: 32

約数和(自身を含む): 1608336000

約数和(自身を除く): 790969010

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 499, 998, 2495, 4990, 5489, 10978, 14891, 27445, 29782, 54890, 74455, 148910, 163801, 327602, 819005, 1638010, 7430609, 14861218, 37153045, 74306090, 81736699, 163473398, 408683495, 817366990]

約数ペア:

[(1, 817366990), (2, 408683495), (5, 163473398), (10, 81736699), (11, 74306090), (22, 37153045), (55, 14861218), (110, 7430609), (499, 1638010), (998, 819005), (2495, 327602), (4990, 163801), (5489, 148910), (10978, 74455), (14891, 54890), (27445, 29782)]