13887580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{383}}^1$

素因数の和:443

約数の個数: 72

約数和(自身を含む): 34933248

約数和(自身を除く): 21045668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 49, 70, 74, 98, 140, 148, 185, 196, 245, 259, 370, 383, 490, 518, 740, 766, 980, 1036, 1295, 1532, 1813, 1915, 2590, 2681, 3626, 3830, 5180, 5362, 7252, 7660, 9065, 10724, 13405, 14171, 18130, 18767, 26810, 28342, 36260, 37534, 53620, 56684, 70855, 75068, 93835, 99197, 141710, 187670, 198394, 283420, 375340, 396788, 495985, 694379, 991970, 1388758, 1983940, 2777516, 3471895, 6943790, 13887580]

約数ペア:

[(1, 13887580), (2, 6943790), (4, 3471895), (5, 2777516), (7, 1983940), (10, 1388758), (14, 991970), (20, 694379), (28, 495985), (35, 396788), (37, 375340), (49, 283420), (70, 198394), (74, 187670), (98, 141710), (140, 99197), (148, 93835), (185, 75068), (196, 70855), (245, 56684), (259, 53620), (370, 37534), (383, 36260), (490, 28342), (518, 26810), (740, 18767), (766, 18130), (980, 14171), (1036, 13405), (1295, 10724), (1532, 9065), (1813, 7660), (1915, 7252), (2590, 5362), (2681, 5180), (3626, 3830)]