40395920

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{11743}}^1$

素因数の和:11799

約数の個数: 40

約数和(自身を含む): 96112896

約数和(自身を除く): 55716976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 11743, 23486, 46972, 58715, 93944, 117430, 187888, 234860, 469720, 504949, 939440, 1009898, 2019796, 2524745, 4039592, 5049490, 8079184, 10098980, 20197960, 40395920]

約数ペア:

[(1, 40395920), (2, 20197960), (4, 10098980), (5, 8079184), (8, 5049490), (10, 4039592), (16, 2524745), (20, 2019796), (40, 1009898), (43, 939440), (80, 504949), (86, 469720), (172, 234860), (215, 187888), (344, 117430), (430, 93944), (688, 58715), (860, 46972), (1720, 23486), (3440, 11743)]