20665470

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{98407}}^1$

素因数の和:98424

約数の個数: 32

約数和(自身を含む): 56683008

約数和(自身を除く): 36017538

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 98407, 196814, 295221, 492035, 590442, 688849, 984070, 1377698, 1476105, 2066547, 2952210, 3444245, 4133094, 6888490, 10332735, 20665470]

約数ペア:

[(1, 20665470), (2, 10332735), (3, 6888490), (5, 4133094), (6, 3444245), (7, 2952210), (10, 2066547), (14, 1476105), (15, 1377698), (21, 984070), (30, 688849), (35, 590442), (42, 492035), (70, 295221), (105, 196814), (210, 98407)]