127105540

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{28499}}^1$

素因数の和:28731

約数の個数: 24

約数和(自身を含む): 268128000

約数和(自身を除く): 141022460

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 28499, 56998, 113996, 142495, 284990, 569980, 6355277, 12710554, 25421108, 31776385, 63552770, 127105540]

約数ペア:

[(1, 127105540), (2, 63552770), (4, 31776385), (5, 25421108), (10, 12710554), (20, 6355277), (223, 569980), (446, 284990), (892, 142495), (1115, 113996), (2230, 56998), (4460, 28499)]