6405904

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{5639}}^1$

素因数の和:5718

約数の個数: 20

約数和(自身を含む): 12588480

約数和(自身を除く): 6182576

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 5639, 11278, 22556, 45112, 90224, 400369, 800738, 1601476, 3202952, 6405904]

約数ペア:

[(1, 6405904), (2, 3202952), (4, 1601476), (8, 800738), (16, 400369), (71, 90224), (142, 45112), (284, 22556), (568, 11278), (1136, 5639)]