1243599440

素因数分解:

$2^4\times 5^1\times {\mathrm{563}}^1\times {\mathrm{27611}}^1$

素因数の和:28187

約数の個数: 40

約数和(自身を含む): 2896609248

約数和(自身を除く): 1653009808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 563, 1126, 2252, 2815, 4504, 5630, 9008, 11260, 22520, 27611, 45040, 55222, 110444, 138055, 220888, 276110, 441776, 552220, 1104440, 2208880, 15544993, 31089986, 62179972, 77724965, 124359944, 155449930, 248719888, 310899860, 621799720, 1243599440]

約数ペア:

[(1, 1243599440), (2, 621799720), (4, 310899860), (5, 248719888), (8, 155449930), (10, 124359944), (16, 77724965), (20, 62179972), (40, 31089986), (80, 15544993), (563, 2208880), (1126, 1104440), (2252, 552220), (2815, 441776), (4504, 276110), (5630, 220888), (9008, 138055), (11260, 110444), (22520, 55222), (27611, 45040)]