7200260

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{2081}}^1$

素因数の和:2263

約数の個数: 24

約数和(自身を含む): 15215256

約数和(自身を除く): 8014996

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 692, 865, 1730, 2081, 3460, 4162, 8324, 10405, 20810, 41620, 360013, 720026, 1440052, 1800065, 3600130, 7200260]

約数ペア:

[(1, 7200260), (2, 3600130), (4, 1800065), (5, 1440052), (10, 720026), (20, 360013), (173, 41620), (346, 20810), (692, 10405), (865, 8324), (1730, 4162), (2081, 3460)]