7930240

素因数分解:

$2^7\times 5^1\times {\mathrm{12391}}^1$

素因数の和:12410

約数の個数: 32

約数和(自身を含む): 18959760

約数和(自身を除く): 11029520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 12391, 24782, 49564, 61955, 99128, 123910, 198256, 247820, 396512, 495640, 793024, 991280, 1586048, 1982560, 3965120, 7930240]

約数ペア:

[(1, 7930240), (2, 3965120), (4, 1982560), (5, 1586048), (8, 991280), (10, 793024), (16, 495640), (20, 396512), (32, 247820), (40, 198256), (64, 123910), (80, 99128), (128, 61955), (160, 49564), (320, 24782), (640, 12391)]