40128382

素因数分解:

$2^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{19237}}^1$

素因数の和:19395

約数の個数: 16

約数和(自身を含む): 69256800

約数和(自身を除く): 29128418

約数列:

[1, 2, 7, 14, 149, 298, 1043, 2086, 19237, 38474, 134659, 269318, 2866313, 5732626, 20064191, 40128382]

約数ペア:

[(1, 40128382), (2, 20064191), (7, 5732626), (14, 2866313), (149, 269318), (298, 134659), (1043, 38474), (2086, 19237)]