25813420

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{34883}}^1$

素因数の和:34929

約数の個数: 24

約数和(自身を含む): 55674864

約数和(自身を除く): 29861444

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 34883, 69766, 139532, 174415, 348830, 697660, 1290671, 2581342, 5162684, 6453355, 12906710, 25813420]

約数ペア:

[(1, 25813420), (2, 12906710), (4, 6453355), (5, 5162684), (10, 2581342), (20, 1290671), (37, 697660), (74, 348830), (148, 174415), (185, 139532), (370, 69766), (740, 34883)]