56378260

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{39703}}^1$

素因数の和:39783

約数の個数: 24

約数和(自身を含む): 120064896

約数和(自身を除く): 63686636

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 39703, 79406, 158812, 198515, 397030, 794060, 2818913, 5637826, 11275652, 14094565, 28189130, 56378260]

約数ペア:

[(1, 56378260), (2, 28189130), (4, 14094565), (5, 11275652), (10, 5637826), (20, 2818913), (71, 794060), (142, 397030), (284, 198515), (355, 158812), (710, 79406), (1420, 39703)]