4995740

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:246

約数の個数: 48

約数和(自身を含む): 11095392

約数和(自身を除く): 6099652

約数列:

[1, 2, 4, 5, 10, 20, 37, 43, 74, 86, 148, 157, 172, 185, 215, 314, 370, 430, 628, 740, 785, 860, 1570, 1591, 3140, 3182, 5809, 6364, 6751, 7955, 11618, 13502, 15910, 23236, 27004, 29045, 31820, 33755, 58090, 67510, 116180, 135020, 249787, 499574, 999148, 1248935, 2497870, 4995740]

約数ペア:

[(1, 4995740), (2, 2497870), (4, 1248935), (5, 999148), (10, 499574), (20, 249787), (37, 135020), (43, 116180), (74, 67510), (86, 58090), (148, 33755), (157, 31820), (172, 29045), (185, 27004), (215, 23236), (314, 15910), (370, 13502), (430, 11618), (628, 7955), (740, 6751), (785, 6364), (860, 5809), (1570, 3182), (1591, 3140)]