16861180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{4153}}^1$

素因数の和:4198

約数の個数: 48

約数和(自身を含む): 41872320

約数和(自身を除く): 25011140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 4153, 8306, 16612, 20765, 29071, 41530, 58142, 83060, 116284, 120437, 145355, 240874, 290710, 481748, 581420, 602185, 843059, 1204370, 1686118, 2408740, 3372236, 4215295, 8430590, 16861180]

約数ペア:

[(1, 16861180), (2, 8430590), (4, 4215295), (5, 3372236), (7, 2408740), (10, 1686118), (14, 1204370), (20, 843059), (28, 602185), (29, 581420), (35, 481748), (58, 290710), (70, 240874), (116, 145355), (140, 120437), (145, 116284), (203, 83060), (290, 58142), (406, 41530), (580, 29071), (812, 20765), (1015, 16612), (2030, 8306), (4060, 4153)]