389601070

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1\times {\mathrm{239}}^1$

素因数の和:529

約数の個数: 64

約数和(自身を含む): 766402560

約数和(自身を除く): 376801490

約数列:

[1, 2, 5, 10, 17, 34, 43, 85, 86, 170, 215, 223, 239, 430, 446, 478, 731, 1115, 1195, 1462, 2230, 2390, 3655, 3791, 4063, 7310, 7582, 8126, 9589, 10277, 18955, 19178, 20315, 20554, 37910, 40630, 47945, 51385, 53297, 95890, 102770, 106594, 163013, 174709, 266485, 326026, 349418, 532970, 815065, 873545, 906049, 1630130, 1747090, 1812098, 2291771, 4530245, 4583542, 9060490, 11458855, 22917710, 38960107, 77920214, 194800535, 389601070]

約数ペア:

[(1, 389601070), (2, 194800535), (5, 77920214), (10, 38960107), (17, 22917710), (34, 11458855), (43, 9060490), (85, 4583542), (86, 4530245), (170, 2291771), (215, 1812098), (223, 1747090), (239, 1630130), (430, 906049), (446, 873545), (478, 815065), (731, 532970), (1115, 349418), (1195, 326026), (1462, 266485), (2230, 174709), (2390, 163013), (3655, 106594), (3791, 102770), (4063, 95890), (7310, 53297), (7582, 51385), (8126, 47945), (9589, 40630), (10277, 37910), (18955, 20554), (19178, 20315)]