1877480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1$

素因数の和:290

約数の個数: 64

約数和(自身を含む): 4898880

約数和(自身を除く): 3021400

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 251, 340, 374, 440, 502, 680, 748, 935, 1004, 1255, 1496, 1870, 2008, 2510, 2761, 3740, 4267, 5020, 5522, 7480, 8534, 10040, 11044, 13805, 17068, 21335, 22088, 27610, 34136, 42670, 46937, 55220, 85340, 93874, 110440, 170680, 187748, 234685, 375496, 469370, 938740, 1877480]

約数ペア:

[(1, 1877480), (2, 938740), (4, 469370), (5, 375496), (8, 234685), (10, 187748), (11, 170680), (17, 110440), (20, 93874), (22, 85340), (34, 55220), (40, 46937), (44, 42670), (55, 34136), (68, 27610), (85, 22088), (88, 21335), (110, 17068), (136, 13805), (170, 11044), (187, 10040), (220, 8534), (251, 7480), (340, 5522), (374, 5020), (440, 4267), (502, 3740), (680, 2761), (748, 2510), (935, 2008), (1004, 1870), (1255, 1496)]