28454620

素因数分解:

$2^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{3301}}^1$

素因数の和:3741

約数の個数: 24

約数和(自身を含む): 59911488

約数和(自身を除く): 31456868

約数列:

[1, 2, 4, 5, 10, 20, 431, 862, 1724, 2155, 3301, 4310, 6602, 8620, 13204, 16505, 33010, 66020, 1422731, 2845462, 5690924, 7113655, 14227310, 28454620]

約数ペア:

[(1, 28454620), (2, 14227310), (4, 7113655), (5, 5690924), (10, 2845462), (20, 1422731), (431, 66020), (862, 33010), (1724, 16505), (2155, 13204), (3301, 8620), (4310, 6602)]