8954140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{34439}}^1$

素因数の和:34461

約数の個数: 24

約数和(自身を含む): 20250720

約数和(自身を除く): 11296580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 34439, 68878, 137756, 172195, 344390, 447707, 688780, 895414, 1790828, 2238535, 4477070, 8954140]

約数ペア:

[(1, 8954140), (2, 4477070), (4, 2238535), (5, 1790828), (10, 895414), (13, 688780), (20, 447707), (26, 344390), (52, 172195), (65, 137756), (130, 68878), (260, 34439)]