131620940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{4567}}^1$

素因数の和:4718

約数の個数: 48

約数和(自身を含む): 303899904

約数和(自身を除く): 172278964

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 131, 220, 262, 524, 655, 1310, 1441, 2620, 2882, 4567, 5764, 7205, 9134, 14410, 18268, 22835, 28820, 45670, 50237, 91340, 100474, 200948, 251185, 502370, 598277, 1004740, 1196554, 2393108, 2991385, 5982770, 6581047, 11965540, 13162094, 26324188, 32905235, 65810470, 131620940]

約数ペア:

[(1, 131620940), (2, 65810470), (4, 32905235), (5, 26324188), (10, 13162094), (11, 11965540), (20, 6581047), (22, 5982770), (44, 2991385), (55, 2393108), (110, 1196554), (131, 1004740), (220, 598277), (262, 502370), (524, 251185), (655, 200948), (1310, 100474), (1441, 91340), (2620, 50237), (2882, 45670), (4567, 28820), (5764, 22835), (7205, 18268), (9134, 14410)]