29868740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{991}}^1$

素因数の和:1148

約数の個数: 48

約数和(自身を含む): 68995584

約数和(自身を除く): 39126844

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 137, 220, 274, 548, 685, 991, 1370, 1507, 1982, 2740, 3014, 3964, 4955, 6028, 7535, 9910, 10901, 15070, 19820, 21802, 30140, 43604, 54505, 109010, 135767, 218020, 271534, 543068, 678835, 1357670, 1493437, 2715340, 2986874, 5973748, 7467185, 14934370, 29868740]

約数ペア:

[(1, 29868740), (2, 14934370), (4, 7467185), (5, 5973748), (10, 2986874), (11, 2715340), (20, 1493437), (22, 1357670), (44, 678835), (55, 543068), (110, 271534), (137, 218020), (220, 135767), (274, 109010), (548, 54505), (685, 43604), (991, 30140), (1370, 21802), (1507, 19820), (1982, 15070), (2740, 10901), (3014, 9910), (3964, 7535), (4955, 6028)]