1245402860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4790011}}^1$

素因数の和:4790033

約数の個数: 24

約数和(自身を含む): 2816527056

約数和(自身を除く): 1571124196

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 4790011, 9580022, 19160044, 23950055, 47900110, 62270143, 95800220, 124540286, 249080572, 311350715, 622701430, 1245402860]

約数ペア:

[(1, 1245402860), (2, 622701430), (4, 311350715), (5, 249080572), (10, 124540286), (13, 95800220), (20, 62270143), (26, 47900110), (52, 23950055), (65, 19160044), (130, 9580022), (260, 4790011)]