12860540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1193}}^1$

素因数の和:1227

約数の個数: 72

約数和(自身を含む): 34301232

約数和(自身を除く): 21440692

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1193, 1540, 2156, 2386, 2695, 4772, 5390, 5965, 8351, 10780, 11930, 13123, 16702, 23860, 26246, 33404, 41755, 52492, 58457, 65615, 83510, 91861, 116914, 131230, 167020, 183722, 233828, 262460, 292285, 367444, 459305, 584570, 643027, 918610, 1169140, 1286054, 1837220, 2572108, 3215135, 6430270, 12860540]

約数ペア:

[(1, 12860540), (2, 6430270), (4, 3215135), (5, 2572108), (7, 1837220), (10, 1286054), (11, 1169140), (14, 918610), (20, 643027), (22, 584570), (28, 459305), (35, 367444), (44, 292285), (49, 262460), (55, 233828), (70, 183722), (77, 167020), (98, 131230), (110, 116914), (140, 91861), (154, 83510), (196, 65615), (220, 58457), (245, 52492), (308, 41755), (385, 33404), (490, 26246), (539, 23860), (770, 16702), (980, 13123), (1078, 11930), (1193, 10780), (1540, 8351), (2156, 5965), (2386, 5390), (2695, 4772)]