40007168

素因数分解:

$2^9\times {\mathrm{78139}}^1$

素因数の和:78157

約数の個数: 20

約数和(自身を含む): 79937220

約数和(自身を除く): 39930052

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 78139, 156278, 312556, 625112, 1250224, 2500448, 5000896, 10001792, 20003584, 40007168]

約数ペア:

[(1, 40007168), (2, 20003584), (4, 10001792), (8, 5000896), (16, 2500448), (32, 1250224), (64, 625112), (128, 312556), (256, 156278), (512, 78139)]