27668720

素因数分解:

$2^4\times 5^1\times {\mathrm{349}}^1\times {\mathrm{991}}^1$

素因数の和:1353

約数の個数: 40

約数和(自身を含む): 64579200

約数和(自身を除く): 36910480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 349, 698, 991, 1396, 1745, 1982, 2792, 3490, 3964, 4955, 5584, 6980, 7928, 9910, 13960, 15856, 19820, 27920, 39640, 79280, 345859, 691718, 1383436, 1729295, 2766872, 3458590, 5533744, 6917180, 13834360, 27668720]

約数ペア:

[(1, 27668720), (2, 13834360), (4, 6917180), (5, 5533744), (8, 3458590), (10, 2766872), (16, 1729295), (20, 1383436), (40, 691718), (80, 345859), (349, 79280), (698, 39640), (991, 27920), (1396, 19820), (1745, 15856), (1982, 13960), (2792, 9910), (3490, 7928), (3964, 6980), (4955, 5584)]