38044820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:309

約数の個数: 72

約数和(自身を含む): 89376000

約数和(自身を除く): 51331180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 121, 158, 199, 220, 242, 316, 395, 398, 484, 605, 790, 796, 869, 995, 1210, 1580, 1738, 1990, 2189, 2420, 3476, 3980, 4345, 4378, 8690, 8756, 9559, 10945, 15721, 17380, 19118, 21890, 24079, 31442, 38236, 43780, 47795, 48158, 62884, 78605, 95590, 96316, 120395, 157210, 172931, 191180, 240790, 314420, 345862, 481580, 691724, 864655, 1729310, 1902241, 3458620, 3804482, 7608964, 9511205, 19022410, 38044820]

約数ペア:

[(1, 38044820), (2, 19022410), (4, 9511205), (5, 7608964), (10, 3804482), (11, 3458620), (20, 1902241), (22, 1729310), (44, 864655), (55, 691724), (79, 481580), (110, 345862), (121, 314420), (158, 240790), (199, 191180), (220, 172931), (242, 157210), (316, 120395), (395, 96316), (398, 95590), (484, 78605), (605, 62884), (790, 48158), (796, 47795), (869, 43780), (995, 38236), (1210, 31442), (1580, 24079), (1738, 21890), (1990, 19118), (2189, 17380), (2420, 15721), (3476, 10945), (3980, 9559), (4345, 8756), (4378, 8690)]