26742860

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{509}}^1$

素因数の和:626

約数の個数: 48

約数和(自身を含む): 58605120

約数和(自身を除く): 31862260

約数列:

[1, 2, 4, 5, 10, 20, 37, 71, 74, 142, 148, 185, 284, 355, 370, 509, 710, 740, 1018, 1420, 2036, 2545, 2627, 5090, 5254, 10180, 10508, 13135, 18833, 26270, 36139, 37666, 52540, 72278, 75332, 94165, 144556, 180695, 188330, 361390, 376660, 722780, 1337143, 2674286, 5348572, 6685715, 13371430, 26742860]

約数ペア:

[(1, 26742860), (2, 13371430), (4, 6685715), (5, 5348572), (10, 2674286), (20, 1337143), (37, 722780), (71, 376660), (74, 361390), (142, 188330), (148, 180695), (185, 144556), (284, 94165), (355, 75332), (370, 72278), (509, 52540), (710, 37666), (740, 36139), (1018, 26270), (1420, 18833), (2036, 13135), (2545, 10508), (2627, 10180), (5090, 5254)]