31177580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{5179}}^1$

素因数の和:5238

約数の個数: 48

約数和(自身を含む): 76581120

約数和(自身を除く): 45403540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 5179, 6020, 10358, 20716, 25895, 36253, 51790, 72506, 103580, 145012, 181265, 222697, 362530, 445394, 725060, 890788, 1113485, 1558879, 2226970, 3117758, 4453940, 6235516, 7794395, 15588790, 31177580]

約数ペア:

[(1, 31177580), (2, 15588790), (4, 7794395), (5, 6235516), (7, 4453940), (10, 3117758), (14, 2226970), (20, 1558879), (28, 1113485), (35, 890788), (43, 725060), (70, 445394), (86, 362530), (140, 222697), (172, 181265), (215, 145012), (301, 103580), (430, 72506), (602, 51790), (860, 36253), (1204, 25895), (1505, 20716), (3010, 10358), (5179, 6020)]