16306780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{433}}^1$

素因数の和:718

約数の個数: 48

約数和(自身を含む): 39372480

約数和(自身を除く): 23065700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 269, 433, 538, 866, 1076, 1345, 1732, 1883, 2165, 2690, 3031, 3766, 4330, 5380, 6062, 7532, 8660, 9415, 12124, 15155, 18830, 30310, 37660, 60620, 116477, 232954, 465908, 582385, 815339, 1164770, 1630678, 2329540, 3261356, 4076695, 8153390, 16306780]

約数ペア:

[(1, 16306780), (2, 8153390), (4, 4076695), (5, 3261356), (7, 2329540), (10, 1630678), (14, 1164770), (20, 815339), (28, 582385), (35, 465908), (70, 232954), (140, 116477), (269, 60620), (433, 37660), (538, 30310), (866, 18830), (1076, 15155), (1345, 12124), (1732, 9415), (1883, 8660), (2165, 7532), (2690, 6062), (3031, 5380), (3766, 4330)]