11811220

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{3911}}^1$

素因数の和:4071

約数の個数: 24

約数和(自身を含む): 24974208

約数和(自身を除く): 13162988

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 1510, 3020, 3911, 7822, 15644, 19555, 39110, 78220, 590561, 1181122, 2362244, 2952805, 5905610, 11811220]

約数ペア:

[(1, 11811220), (2, 5905610), (4, 2952805), (5, 2362244), (10, 1181122), (20, 590561), (151, 78220), (302, 39110), (604, 19555), (755, 15644), (1510, 7822), (3020, 3911)]