29765720

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{6827}}^1$

素因数の和:6947

約数の個数: 32

約数和(自身を含む): 67597200

約数和(自身を除く): 37831480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 6827, 13654, 27308, 34135, 54616, 68270, 136540, 273080, 744143, 1488286, 2976572, 3720715, 5953144, 7441430, 14882860, 29765720]

約数ペア:

[(1, 29765720), (2, 14882860), (4, 7441430), (5, 5953144), (8, 3720715), (10, 2976572), (20, 1488286), (40, 744143), (109, 273080), (218, 136540), (436, 68270), (545, 54616), (872, 34135), (1090, 27308), (2180, 13654), (4360, 6827)]