12730760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2393}}^1$

素因数の和:2430

約数の個数: 64

約数和(自身を含む): 34473600

約数和(自身を除く): 21742840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2393, 2660, 4786, 5320, 9572, 11965, 16751, 19144, 23930, 33502, 45467, 47860, 67004, 83755, 90934, 95720, 134008, 167510, 181868, 227335, 318269, 335020, 363736, 454670, 636538, 670040, 909340, 1273076, 1591345, 1818680, 2546152, 3182690, 6365380, 12730760]

約数ペア:

[(1, 12730760), (2, 6365380), (4, 3182690), (5, 2546152), (7, 1818680), (8, 1591345), (10, 1273076), (14, 909340), (19, 670040), (20, 636538), (28, 454670), (35, 363736), (38, 335020), (40, 318269), (56, 227335), (70, 181868), (76, 167510), (95, 134008), (133, 95720), (140, 90934), (152, 83755), (190, 67004), (266, 47860), (280, 45467), (380, 33502), (532, 23930), (665, 19144), (760, 16751), (1064, 11965), (1330, 9572), (2393, 5320), (2660, 4786)]