29409940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{210071}}^1$

素因数の和:210087

約数の個数: 24

約数和(自身を含む): 70584192

約数和(自身を除く): 41174252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 210071, 420142, 840284, 1050355, 1470497, 2100710, 2940994, 4201420, 5881988, 7352485, 14704970, 29409940]

約数ペア:

[(1, 29409940), (2, 14704970), (4, 7352485), (5, 5881988), (7, 4201420), (10, 2940994), (14, 2100710), (20, 1470497), (28, 1050355), (35, 840284), (70, 420142), (140, 210071)]