280410004

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{323053}}^1$

素因数の和:323095

約数の個数: 24

約数和(自身を含む): 578912768

約数和(自身を除く): 298502764

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 323053, 646106, 1292212, 2261371, 4522742, 9045484, 10014643, 20029286, 40058572, 70102501, 140205002, 280410004]

約数ペア:

[(1, 280410004), (2, 140205002), (4, 70102501), (7, 40058572), (14, 20029286), (28, 10014643), (31, 9045484), (62, 4522742), (124, 2261371), (217, 1292212), (434, 646106), (868, 323053)]