20350950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{211}}^1\times {\mathrm{643}}^1$

素因数の和:869

約数の個数: 48

約数和(自身を含む): 50788416

約数和(自身を除く): 30437466

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 211, 422, 633, 643, 1055, 1266, 1286, 1929, 2110, 3165, 3215, 3858, 5275, 6330, 6430, 9645, 10550, 15825, 16075, 19290, 31650, 32150, 48225, 96450, 135673, 271346, 407019, 678365, 814038, 1356730, 2035095, 3391825, 4070190, 6783650, 10175475, 20350950]

約数ペア:

[(1, 20350950), (2, 10175475), (3, 6783650), (5, 4070190), (6, 3391825), (10, 2035095), (15, 1356730), (25, 814038), (30, 678365), (50, 407019), (75, 271346), (150, 135673), (211, 96450), (422, 48225), (633, 32150), (643, 31650), (1055, 19290), (1266, 16075), (1286, 15825), (1929, 10550), (2110, 9645), (3165, 6430), (3215, 6330), (3858, 5275)]