268184420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{991}}^1\times {\mathrm{1933}}^1$

素因数の和:2940

約数の個数: 48

約数和(自身を含む): 644625408

約数和(自身を除く): 376440988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 991, 1933, 1982, 3866, 3964, 4955, 6937, 7732, 9665, 9910, 13531, 13874, 19330, 19820, 27062, 27748, 34685, 38660, 54124, 67655, 69370, 135310, 138740, 270620, 1915603, 3831206, 7662412, 9578015, 13409221, 19156030, 26818442, 38312060, 53636884, 67046105, 134092210, 268184420]

約数ペア:

[(1, 268184420), (2, 134092210), (4, 67046105), (5, 53636884), (7, 38312060), (10, 26818442), (14, 19156030), (20, 13409221), (28, 9578015), (35, 7662412), (70, 3831206), (140, 1915603), (991, 270620), (1933, 138740), (1982, 135310), (3866, 69370), (3964, 67655), (4955, 54124), (6937, 38660), (7732, 34685), (9665, 27748), (9910, 27062), (13531, 19820), (13874, 19330)]