4971440

素因数分解:

$2^4\times 5^1\times {\mathrm{62143}}^1$

素因数の和:62156

約数の個数: 20

約数和(自身を含む): 11558784

約数和(自身を除く): 6587344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 62143, 124286, 248572, 310715, 497144, 621430, 994288, 1242860, 2485720, 4971440]

約数ペア:

[(1, 4971440), (2, 2485720), (4, 1242860), (5, 994288), (8, 621430), (10, 497144), (16, 310715), (20, 248572), (40, 124286), (80, 62143)]