20178100740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{48043097}}^1$

素因数の和:48043116

約数の個数: 48

約数和(自身を含む): 64569923712

約数和(自身を除く): 44391822972

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, 48043097, 96086194, 144129291, 192172388, 240215485, 288258582, 336301679, 480430970, 576517164, 672603358, 720646455, 960861940, 1008905037, 1345206716, 1441292910, 1681508395, 2017810074, 2882585820, 3363016790, 4035620148, 5044525185, 6726033580, 10089050370, 20178100740]

約数ペア:

[(1, 20178100740), (2, 10089050370), (3, 6726033580), (4, 5044525185), (5, 4035620148), (6, 3363016790), (7, 2882585820), (10, 2017810074), (12, 1681508395), (14, 1441292910), (15, 1345206716), (20, 1008905037), (21, 960861940), (28, 720646455), (30, 672603358), (35, 576517164), (42, 480430970), (60, 336301679), (70, 288258582), (84, 240215485), (105, 192172388), (140, 144129291), (210, 96086194), (420, 48043097)]