200032220

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1\times {\mathrm{443}}^1$

素因数の和:770

約数の個数: 48

約数和(自身を含む): 426964608

約数和(自身を除く): 226932388

約数列:

[1, 2, 4, 5, 10, 20, 107, 211, 214, 422, 428, 443, 535, 844, 886, 1055, 1070, 1772, 2110, 2140, 2215, 4220, 4430, 8860, 22577, 45154, 47401, 90308, 93473, 94802, 112885, 186946, 189604, 225770, 237005, 373892, 451540, 467365, 474010, 934730, 948020, 1869460, 10001611, 20003222, 40006444, 50008055, 100016110, 200032220]

約数ペア:

[(1, 200032220), (2, 100016110), (4, 50008055), (5, 40006444), (10, 20003222), (20, 10001611), (107, 1869460), (211, 948020), (214, 934730), (422, 474010), (428, 467365), (443, 451540), (535, 373892), (844, 237005), (886, 225770), (1055, 189604), (1070, 186946), (1772, 112885), (2110, 94802), (2140, 93473), (2215, 90308), (4220, 47401), (4430, 45154), (8860, 22577)]