298049240

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{256939}}^1$

素因数の和:256979

約数の個数: 32

約数和(自身を含む): 693738000

約数和(自身を除く): 395688760

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 256939, 513878, 1027756, 1284695, 2055512, 2569390, 5138780, 7451231, 10277560, 14902462, 29804924, 37256155, 59609848, 74512310, 149024620, 298049240]

約数ペア:

[(1, 298049240), (2, 149024620), (4, 74512310), (5, 59609848), (8, 37256155), (10, 29804924), (20, 14902462), (29, 10277560), (40, 7451231), (58, 5138780), (116, 2569390), (145, 2055512), (232, 1284695), (290, 1027756), (580, 513878), (1160, 256939)]