17800340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{337}}^1$

素因数の和:504

約数の個数: 48

約数和(自身を含む): 39748800

約数和(自身を除く): 21948460

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 139, 190, 278, 337, 380, 556, 674, 695, 1348, 1390, 1685, 2641, 2780, 3370, 5282, 6403, 6740, 10564, 12806, 13205, 25612, 26410, 32015, 46843, 52820, 64030, 93686, 128060, 187372, 234215, 468430, 890017, 936860, 1780034, 3560068, 4450085, 8900170, 17800340]

約数ペア:

[(1, 17800340), (2, 8900170), (4, 4450085), (5, 3560068), (10, 1780034), (19, 936860), (20, 890017), (38, 468430), (76, 234215), (95, 187372), (139, 128060), (190, 93686), (278, 64030), (337, 52820), (380, 46843), (556, 32015), (674, 26410), (695, 25612), (1348, 13205), (1390, 12806), (1685, 10564), (2641, 6740), (2780, 6403), (3370, 5282)]