268067440

素因数分解:

$2^4\times 5^1\times {\mathrm{3350843}}^1$

素因数の和:3350856

約数の個数: 20

約数和(自身を含む): 623256984

約数和(自身を除く): 355189544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3350843, 6701686, 13403372, 16754215, 26806744, 33508430, 53613488, 67016860, 134033720, 268067440]

約数ペア:

[(1, 268067440), (2, 134033720), (4, 67016860), (5, 53613488), (8, 33508430), (10, 26806744), (16, 16754215), (20, 13403372), (40, 6701686), (80, 3350843)]