201644630

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{479}}^1$

素因数の和:629

約数の個数: 64

約数和(自身を含む): 410572800

約数和(自身を除く): 208928170

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 89, 110, 178, 215, 430, 445, 473, 479, 890, 946, 958, 979, 1958, 2365, 2395, 3827, 4730, 4790, 4895, 5269, 7654, 9790, 10538, 19135, 20597, 26345, 38270, 41194, 42097, 42631, 52690, 84194, 85262, 102985, 205970, 210485, 213155, 226567, 420970, 426310, 453134, 468941, 937882, 1132835, 1833133, 2265670, 2344705, 3666266, 4689410, 9165665, 18331330, 20164463, 40328926, 100822315, 201644630]

約数ペア:

[(1, 201644630), (2, 100822315), (5, 40328926), (10, 20164463), (11, 18331330), (22, 9165665), (43, 4689410), (55, 3666266), (86, 2344705), (89, 2265670), (110, 1833133), (178, 1132835), (215, 937882), (430, 468941), (445, 453134), (473, 426310), (479, 420970), (890, 226567), (946, 213155), (958, 210485), (979, 205970), (1958, 102985), (2365, 85262), (2395, 84194), (3827, 52690), (4730, 42631), (4790, 42097), (4895, 41194), (5269, 38270), (7654, 26345), (9790, 20597), (10538, 19135)]