858770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:266

約数の個数: 32

約数和(自身を含む): 1740096

約数和(自身を除く): 881326

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 211, 370, 407, 422, 814, 1055, 2035, 2110, 2321, 4070, 4642, 7807, 11605, 15614, 23210, 39035, 78070, 85877, 171754, 429385, 858770]

約数ペア:

[(1, 858770), (2, 429385), (5, 171754), (10, 85877), (11, 78070), (22, 39035), (37, 23210), (55, 15614), (74, 11605), (110, 7807), (185, 4642), (211, 4070), (370, 2321), (407, 2110), (422, 2035), (814, 1055)]