138822520

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{967}}^1$

素因数の和:1112

約数の個数: 64

約数和(自身を含む): 324434880

約数和(自身を除く): 185612360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 97, 148, 185, 194, 296, 370, 388, 485, 740, 776, 967, 970, 1480, 1934, 1940, 3589, 3868, 3880, 4835, 7178, 7736, 9670, 14356, 17945, 19340, 28712, 35779, 35890, 38680, 71558, 71780, 93799, 143116, 143560, 178895, 187598, 286232, 357790, 375196, 468995, 715580, 750392, 937990, 1431160, 1875980, 3470563, 3751960, 6941126, 13882252, 17352815, 27764504, 34705630, 69411260, 138822520]

約数ペア:

[(1, 138822520), (2, 69411260), (4, 34705630), (5, 27764504), (8, 17352815), (10, 13882252), (20, 6941126), (37, 3751960), (40, 3470563), (74, 1875980), (97, 1431160), (148, 937990), (185, 750392), (194, 715580), (296, 468995), (370, 375196), (388, 357790), (485, 286232), (740, 187598), (776, 178895), (967, 143560), (970, 143116), (1480, 93799), (1934, 71780), (1940, 71558), (3589, 38680), (3868, 35890), (3880, 35779), (4835, 28712), (7178, 19340), (7736, 17945), (9670, 14356)]