72594260

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{20981}}^1$

素因数の和:21163

約数の個数: 24

約数和(自身を含む): 153336456

約数和(自身を除く): 80742196

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 692, 865, 1730, 3460, 20981, 41962, 83924, 104905, 209810, 419620, 3629713, 7259426, 14518852, 18148565, 36297130, 72594260]

約数ペア:

[(1, 72594260), (2, 36297130), (4, 18148565), (5, 14518852), (10, 7259426), (20, 3629713), (173, 419620), (346, 209810), (692, 104905), (865, 83924), (1730, 41962), (3460, 20981)]