1799450

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:131

約数の個数: 48

約数和(自身を含む): 3716280

約数和(自身を除く): 1916830

約数列:

[1, 2, 5, 10, 17, 25, 29, 34, 50, 58, 73, 85, 145, 146, 170, 290, 365, 425, 493, 725, 730, 850, 986, 1241, 1450, 1825, 2117, 2465, 2482, 3650, 4234, 4930, 6205, 10585, 12325, 12410, 21170, 24650, 31025, 35989, 52925, 62050, 71978, 105850, 179945, 359890, 899725, 1799450]

約数ペア:

[(1, 1799450), (2, 899725), (5, 359890), (10, 179945), (17, 105850), (25, 71978), (29, 62050), (34, 52925), (50, 35989), (58, 31025), (73, 24650), (85, 21170), (145, 12410), (146, 12325), (170, 10585), (290, 6205), (365, 4930), (425, 4234), (493, 3650), (725, 2482), (730, 2465), (850, 2117), (986, 1825), (1241, 1450)]