138825040

素因数分解:

$2^4\times 5^1\times {\mathrm{1735313}}^1$

素因数の和:1735326

約数の個数: 20

約数和(自身を含む): 322768404

約数和(自身を除く): 183943364

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1735313, 3470626, 6941252, 8676565, 13882504, 17353130, 27765008, 34706260, 69412520, 138825040]

約数ペア:

[(1, 138825040), (2, 69412520), (4, 34706260), (5, 27765008), (8, 17353130), (10, 13882504), (16, 8676565), (20, 6941252), (40, 3470626), (80, 1735313)]