16653140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{16993}}^1$

素因数の和:17016

約数の個数: 36

約数和(自身を含む): 40683636

約数和(自身を除く): 24030496

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 16993, 33986, 67972, 84965, 118951, 169930, 237902, 339860, 475804, 594755, 832657, 1189510, 1665314, 2379020, 3330628, 4163285, 8326570, 16653140]

約数ペア:

[(1, 16653140), (2, 8326570), (4, 4163285), (5, 3330628), (7, 2379020), (10, 1665314), (14, 1189510), (20, 832657), (28, 594755), (35, 475804), (49, 339860), (70, 237902), (98, 169930), (140, 118951), (196, 84965), (245, 67972), (490, 33986), (980, 16993)]