20361180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{48479}}^1$

素因数の和:48498

約数の個数: 48

約数和(自身を含む): 65157120

約数和(自身を除く): 44795940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 48479, 96958, 145437, 193916, 242395, 290874, 339353, 484790, 581748, 678706, 727185, 969580, 1018059, 1357412, 1454370, 1696765, 2036118, 2908740, 3393530, 4072236, 5090295, 6787060, 10180590, 20361180]

約数ペア:

[(1, 20361180), (2, 10180590), (3, 6787060), (4, 5090295), (5, 4072236), (6, 3393530), (7, 2908740), (10, 2036118), (12, 1696765), (14, 1454370), (15, 1357412), (20, 1018059), (21, 969580), (28, 727185), (30, 678706), (35, 581748), (42, 484790), (60, 339353), (70, 290874), (84, 242395), (105, 193916), (140, 145437), (210, 96958), (420, 48479)]