20925030

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{99643}}^1$

素因数の和:99660

約数の個数: 32

約数和(自身を含む): 57394944

約数和(自身を除く): 36469914

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 99643, 199286, 298929, 498215, 597858, 697501, 996430, 1395002, 1494645, 2092503, 2989290, 3487505, 4185006, 6975010, 10462515, 20925030]

約数ペア:

[(1, 20925030), (2, 10462515), (3, 6975010), (5, 4185006), (6, 3487505), (7, 2989290), (10, 2092503), (14, 1494645), (15, 1395002), (21, 996430), (30, 697501), (35, 597858), (42, 498215), (70, 298929), (105, 199286), (210, 99643)]