187700380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{191531}}^1$

素因数の和:191554

約数の個数: 36

約数和(自身を含む): 458527608

約数和(自身を除く): 270827228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 191531, 383062, 766124, 957655, 1340717, 1915310, 2681434, 3830620, 5362868, 6703585, 9385019, 13407170, 18770038, 26814340, 37540076, 46925095, 93850190, 187700380]

約数ペア:

[(1, 187700380), (2, 93850190), (4, 46925095), (5, 37540076), (7, 26814340), (10, 18770038), (14, 13407170), (20, 9385019), (28, 6703585), (35, 5362868), (49, 3830620), (70, 2681434), (98, 1915310), (140, 1340717), (196, 957655), (245, 766124), (490, 383062), (980, 191531)]