13363540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{379}}^1$

素因数の和:472

約数の個数: 48

約数和(自身を含む): 29494080

約数和(自身を除く): 16130540

約数列:

[1, 2, 4, 5, 10, 20, 41, 43, 82, 86, 164, 172, 205, 215, 379, 410, 430, 758, 820, 860, 1516, 1763, 1895, 3526, 3790, 7052, 7580, 8815, 15539, 16297, 17630, 31078, 32594, 35260, 62156, 65188, 77695, 81485, 155390, 162970, 310780, 325940, 668177, 1336354, 2672708, 3340885, 6681770, 13363540]

約数ペア:

[(1, 13363540), (2, 6681770), (4, 3340885), (5, 2672708), (10, 1336354), (20, 668177), (41, 325940), (43, 310780), (82, 162970), (86, 155390), (164, 81485), (172, 77695), (205, 65188), (215, 62156), (379, 35260), (410, 32594), (430, 31078), (758, 17630), (820, 16297), (860, 15539), (1516, 8815), (1763, 7580), (1895, 7052), (3526, 3790)]