201608990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{166619}}^1$

素因数の和:166648

約数の個数: 24

約数和(自身を含む): 398888280

約数和(自身を除く): 197279290

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 166619, 333238, 833095, 1666190, 1832809, 3665618, 9164045, 18328090, 20160899, 40321798, 100804495, 201608990]

約数ペア:

[(1, 201608990), (2, 100804495), (5, 40321798), (10, 20160899), (11, 18328090), (22, 9164045), (55, 3665618), (110, 1832809), (121, 1666190), (242, 833095), (605, 333238), (1210, 166619)]