352867880

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{80933}}^1$

素因数の和:81053

約数の個数: 32

約数和(自身を含む): 801246600

約数和(自身を除く): 448378720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 80933, 161866, 323732, 404665, 647464, 809330, 1618660, 3237320, 8821697, 17643394, 35286788, 44108485, 70573576, 88216970, 176433940, 352867880]

約数ペア:

[(1, 352867880), (2, 176433940), (4, 88216970), (5, 70573576), (8, 44108485), (10, 35286788), (20, 17643394), (40, 8821697), (109, 3237320), (218, 1618660), (436, 809330), (545, 647464), (872, 404665), (1090, 323732), (2180, 161866), (4360, 80933)]