1548020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 3583440

約数和(自身を除く): 2035420

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 157, 170, 290, 314, 340, 493, 580, 628, 785, 986, 1570, 1972, 2465, 2669, 3140, 4553, 4930, 5338, 9106, 9860, 10676, 13345, 18212, 22765, 26690, 45530, 53380, 77401, 91060, 154802, 309604, 387005, 774010, 1548020]

約数ペア:

[(1, 1548020), (2, 774010), (4, 387005), (5, 309604), (10, 154802), (17, 91060), (20, 77401), (29, 53380), (34, 45530), (58, 26690), (68, 22765), (85, 18212), (116, 13345), (145, 10676), (157, 9860), (170, 9106), (290, 5338), (314, 4930), (340, 4553), (493, 3140), (580, 2669), (628, 2465), (785, 1972), (986, 1570)]