56211740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1451}}^1$

素因数の和:1622

約数の個数: 48

約数和(自身を含む): 128066400

約数和(自身を除く): 71854660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 149, 260, 298, 596, 745, 1451, 1490, 1937, 2902, 2980, 3874, 5804, 7255, 7748, 9685, 14510, 18863, 19370, 29020, 37726, 38740, 75452, 94315, 188630, 216199, 377260, 432398, 864796, 1080995, 2161990, 2810587, 4323980, 5621174, 11242348, 14052935, 28105870, 56211740]

約数ペア:

[(1, 56211740), (2, 28105870), (4, 14052935), (5, 11242348), (10, 5621174), (13, 4323980), (20, 2810587), (26, 2161990), (52, 1080995), (65, 864796), (130, 432398), (149, 377260), (260, 216199), (298, 188630), (596, 94315), (745, 75452), (1451, 38740), (1490, 37726), (1937, 29020), (2902, 19370), (2980, 18863), (3874, 14510), (5804, 9685), (7255, 7748)]