2287340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{281}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 5400864

約数和(自身を除く): 3113524

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 281, 370, 407, 562, 740, 814, 1124, 1405, 1628, 2035, 2810, 3091, 4070, 5620, 6182, 8140, 10397, 12364, 15455, 20794, 30910, 41588, 51985, 61820, 103970, 114367, 207940, 228734, 457468, 571835, 1143670, 2287340]

約数ペア:

[(1, 2287340), (2, 1143670), (4, 571835), (5, 457468), (10, 228734), (11, 207940), (20, 114367), (22, 103970), (37, 61820), (44, 51985), (55, 41588), (74, 30910), (110, 20794), (148, 15455), (185, 12364), (220, 10397), (281, 8140), (370, 6182), (407, 5620), (562, 4070), (740, 3091), (814, 2810), (1124, 2035), (1405, 1628)]