40183880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{337}}^1$

素因数の和:630

約数の個数: 64

約数和(自身を含む): 99290880

約数和(自身を除く): 59107000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 271, 337, 440, 542, 674, 1084, 1348, 1355, 1685, 2168, 2696, 2710, 2981, 3370, 3707, 5420, 5962, 6740, 7414, 10840, 11924, 13480, 14828, 14905, 18535, 23848, 29656, 29810, 37070, 59620, 74140, 91327, 119240, 148280, 182654, 365308, 456635, 730616, 913270, 1004597, 1826540, 2009194, 3653080, 4018388, 5022985, 8036776, 10045970, 20091940, 40183880]

約数ペア:

[(1, 40183880), (2, 20091940), (4, 10045970), (5, 8036776), (8, 5022985), (10, 4018388), (11, 3653080), (20, 2009194), (22, 1826540), (40, 1004597), (44, 913270), (55, 730616), (88, 456635), (110, 365308), (220, 182654), (271, 148280), (337, 119240), (440, 91327), (542, 74140), (674, 59620), (1084, 37070), (1348, 29810), (1355, 29656), (1685, 23848), (2168, 18535), (2696, 14905), (2710, 14828), (2981, 13480), (3370, 11924), (3707, 10840), (5420, 7414), (5962, 6740)]