2140346260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{55249}}^1$

素因数の和:55420

約数の個数: 48

約数和(自身を含む): 4873050000

約数和(自身を除く): 2732703740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 149, 260, 298, 596, 745, 1490, 1937, 2980, 3874, 7748, 9685, 19370, 38740, 55249, 110498, 220996, 276245, 552490, 718237, 1104980, 1436474, 2872948, 3591185, 7182370, 8232101, 14364740, 16464202, 32928404, 41160505, 82321010, 107017313, 164642020, 214034626, 428069252, 535086565, 1070173130, 2140346260]

約数ペア:

[(1, 2140346260), (2, 1070173130), (4, 535086565), (5, 428069252), (10, 214034626), (13, 164642020), (20, 107017313), (26, 82321010), (52, 41160505), (65, 32928404), (130, 16464202), (149, 14364740), (260, 8232101), (298, 7182370), (596, 3591185), (745, 2872948), (1490, 1436474), (1937, 1104980), (2980, 718237), (3874, 552490), (7748, 276245), (9685, 220996), (19370, 110498), (38740, 55249)]