2018992940

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{452689}}^1$

素因数の和:452921

約数の個数: 24

約数和(自身を含む): 4258907520

約数和(自身を除く): 2239914580

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 452689, 905378, 1810756, 2263445, 4526890, 9053780, 100949647, 201899294, 403798588, 504748235, 1009496470, 2018992940]

約数ペア:

[(1, 2018992940), (2, 1009496470), (4, 504748235), (5, 403798588), (10, 201899294), (20, 100949647), (223, 9053780), (446, 4526890), (892, 2263445), (1115, 1810756), (2230, 905378), (4460, 452689)]