660960260

素因数分解:

$2^2\times 5^1\times {\mathrm{7211}}^1\times {\mathrm{4583}}^1$

素因数の和:11803

約数の個数: 24

約数和(自身を含む): 1388511936

約数和(自身を除く): 727551676

約数列:

[1, 2, 4, 5, 10, 20, 4583, 7211, 9166, 14422, 18332, 22915, 28844, 36055, 45830, 72110, 91660, 144220, 33048013, 66096026, 132192052, 165240065, 330480130, 660960260]

約数ペア:

[(1, 660960260), (2, 330480130), (4, 165240065), (5, 132192052), (10, 66096026), (20, 33048013), (4583, 144220), (7211, 91660), (9166, 72110), (14422, 45830), (18332, 36055), (22915, 28844)]