90352940

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{42221}}^1$

素因数の和:42337

約数の個数: 24

約数和(自身を含む): 191518992

約数和(自身を除く): 101166052

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 42221, 84442, 168884, 211105, 422210, 844420, 4517647, 9035294, 18070588, 22588235, 45176470, 90352940]

約数ペア:

[(1, 90352940), (2, 45176470), (4, 22588235), (5, 18070588), (10, 9035294), (20, 4517647), (107, 844420), (214, 422210), (428, 211105), (535, 168884), (1070, 84442), (2140, 42221)]