13130320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23447}}^1$

素因数の和:23467

約数の個数: 40

約数和(自身を含む): 34890624

約数和(自身を除く): 21760304

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 23447, 46894, 93788, 117235, 164129, 187576, 234470, 328258, 375152, 468940, 656516, 820645, 937880, 1313032, 1641290, 1875760, 2626064, 3282580, 6565160, 13130320]

約数ペア:

[(1, 13130320), (2, 6565160), (4, 3282580), (5, 2626064), (7, 1875760), (8, 1641290), (10, 1313032), (14, 937880), (16, 820645), (20, 656516), (28, 468940), (35, 375152), (40, 328258), (56, 234470), (70, 187576), (80, 164129), (112, 117235), (140, 93788), (280, 46894), (560, 23447)]