9893940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23557}}^1$

素因数の和:23576

約数の個数: 48

約数和(自身を含む): 31661952

約数和(自身を除く): 21768012

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 23557, 47114, 70671, 94228, 117785, 141342, 164899, 235570, 282684, 329798, 353355, 471140, 494697, 659596, 706710, 824495, 989394, 1413420, 1648990, 1978788, 2473485, 3297980, 4946970, 9893940]

約数ペア:

[(1, 9893940), (2, 4946970), (3, 3297980), (4, 2473485), (5, 1978788), (6, 1648990), (7, 1413420), (10, 989394), (12, 824495), (14, 706710), (15, 659596), (20, 494697), (21, 471140), (28, 353355), (30, 329798), (35, 282684), (42, 235570), (60, 164899), (70, 141342), (84, 117785), (105, 94228), (140, 70671), (210, 47114), (420, 23557)]