1640395936

素因数分解:

$2^5\times {\mathrm{109}}^1\times {\mathrm{470297}}^1$

素因数の和:470416

約数の個数: 24

約数和(自身を含む): 3259165140

約数和(自身を除く): 1618769204

約数列:

[1, 2, 4, 8, 16, 32, 109, 218, 436, 872, 1744, 3488, 470297, 940594, 1881188, 3762376, 7524752, 15049504, 51262373, 102524746, 205049492, 410098984, 820197968, 1640395936]

約数ペア:

[(1, 1640395936), (2, 820197968), (4, 410098984), (8, 205049492), (16, 102524746), (32, 51262373), (109, 15049504), (218, 7524752), (436, 3762376), (872, 1881188), (1744, 940594), (3488, 470297)]