6490940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1123}}^1$

素因数の和:1166

約数の個数: 36

約数和(自身を含む): 14492856

約数和(自身を除く): 8001916

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1123, 1156, 1445, 2246, 2890, 4492, 5615, 5780, 11230, 19091, 22460, 38182, 76364, 95455, 190910, 324547, 381820, 649094, 1298188, 1622735, 3245470, 6490940]

約数ペア:

[(1, 6490940), (2, 3245470), (4, 1622735), (5, 1298188), (10, 649094), (17, 381820), (20, 324547), (34, 190910), (68, 95455), (85, 76364), (170, 38182), (289, 22460), (340, 19091), (578, 11230), (1123, 5780), (1156, 5615), (1445, 4492), (2246, 2890)]