77939340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1298989}}^1$

素因数の和:1299001

約数の個数: 24

約数和(自身を含む): 218230320

約数和(自身を除く): 140290980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1298989, 2597978, 3896967, 5195956, 6494945, 7793934, 12989890, 15587868, 19484835, 25979780, 38969670, 77939340]

約数ペア:

[(1, 77939340), (2, 38969670), (3, 25979780), (4, 19484835), (5, 15587868), (6, 12989890), (10, 7793934), (12, 6494945), (15, 5195956), (20, 3896967), (30, 2597978), (60, 1298989)]