20634780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{343913}}^1$

素因数の和:343925

約数の個数: 24

約数和(自身を含む): 57777552

約数和(自身を除く): 37142772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 343913, 687826, 1031739, 1375652, 1719565, 2063478, 3439130, 4126956, 5158695, 6878260, 10317390, 20634780]

約数ペア:

[(1, 20634780), (2, 10317390), (3, 6878260), (4, 5158695), (5, 4126956), (6, 3439130), (10, 2063478), (12, 1719565), (15, 1375652), (20, 1031739), (30, 687826), (60, 343913)]