6650240

素因数分解:

$2^7\times 5^1\times {\mathrm{10391}}^1$

素因数の和:10410

約数の個数: 32

約数和(自身を含む): 15899760

約数和(自身を除く): 9249520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 10391, 20782, 41564, 51955, 83128, 103910, 166256, 207820, 332512, 415640, 665024, 831280, 1330048, 1662560, 3325120, 6650240]

約数ペア:

[(1, 6650240), (2, 3325120), (4, 1662560), (5, 1330048), (8, 831280), (10, 665024), (16, 415640), (20, 332512), (32, 207820), (40, 166256), (64, 103910), (80, 83128), (128, 51955), (160, 41564), (320, 20782), (640, 10391)]