4992200

素因数分解:

$2^3\times 5^2\times {\mathrm{109}}^1\times {\mathrm{229}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 11764500

約数和(自身を除く): 6772300

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 109, 200, 218, 229, 436, 458, 545, 872, 916, 1090, 1145, 1832, 2180, 2290, 2725, 4360, 4580, 5450, 5725, 9160, 10900, 11450, 21800, 22900, 24961, 45800, 49922, 99844, 124805, 199688, 249610, 499220, 624025, 998440, 1248050, 2496100, 4992200]

約数ペア:

[(1, 4992200), (2, 2496100), (4, 1248050), (5, 998440), (8, 624025), (10, 499220), (20, 249610), (25, 199688), (40, 124805), (50, 99844), (100, 49922), (109, 45800), (200, 24961), (218, 22900), (229, 21800), (436, 11450), (458, 10900), (545, 9160), (872, 5725), (916, 5450), (1090, 4580), (1145, 4360), (1832, 2725), (2180, 2290)]