12653480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{45191}}^1$

素因数の和:45209

約数の個数: 32

約数和(自身を含む): 32538240

約数和(自身を除く): 19884760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 45191, 90382, 180764, 225955, 316337, 361528, 451910, 632674, 903820, 1265348, 1581685, 1807640, 2530696, 3163370, 6326740, 12653480]

約数ペア:

[(1, 12653480), (2, 6326740), (4, 3163370), (5, 2530696), (7, 1807640), (8, 1581685), (10, 1265348), (14, 903820), (20, 632674), (28, 451910), (35, 361528), (40, 316337), (56, 225955), (70, 180764), (140, 90382), (280, 45191)]