290235020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{468121}}^1$

素因数の和:468161

約数の個数: 24

約数和(自身を含む): 629155968

約数和(自身を除く): 338920948

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 468121, 936242, 1872484, 2340605, 4681210, 9362420, 14511751, 29023502, 58047004, 72558755, 145117510, 290235020]

約数ペア:

[(1, 290235020), (2, 145117510), (4, 72558755), (5, 58047004), (10, 29023502), (20, 14511751), (31, 9362420), (62, 4681210), (124, 2340605), (155, 1872484), (310, 936242), (620, 468121)]