245845772020

素因数分解:

$2^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{25035211}}^1$

素因数の和:25035711

約数の個数: 24

約数和(自身を含む): 517327620768

約数和(自身を除く): 271481848748

約数列:

[1, 2, 4, 5, 10, 20, 491, 982, 1964, 2455, 4910, 9820, 25035211, 50070422, 100140844, 125176055, 250352110, 500704220, 12292288601, 24584577202, 49169154404, 61461443005, 122922886010, 245845772020]

約数ペア:

[(1, 245845772020), (2, 122922886010), (4, 61461443005), (5, 49169154404), (10, 24584577202), (20, 12292288601), (491, 500704220), (982, 250352110), (1964, 125176055), (2455, 100140844), (4910, 50070422), (9820, 25035211)]