20565510

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{97931}}^1$

素因数の和:97948

約数の個数: 32

約数和(自身を含む): 56408832

約数和(自身を除く): 35843322

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 97931, 195862, 293793, 489655, 587586, 685517, 979310, 1371034, 1468965, 2056551, 2937930, 3427585, 4113102, 6855170, 10282755, 20565510]

約数ペア:

[(1, 20565510), (2, 10282755), (3, 6855170), (5, 4113102), (6, 3427585), (7, 2937930), (10, 2056551), (14, 1468965), (15, 1371034), (21, 979310), (30, 685517), (35, 587586), (42, 489655), (70, 293793), (105, 195862), (210, 97931)]