1917731620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{29207}}^1$

素因数の和:29297

約数の個数: 72

約数和(自身を含む): 4754828736

約数和(自身を除く): 2837097116

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 67, 70, 98, 134, 140, 196, 245, 268, 335, 469, 490, 670, 938, 980, 1340, 1876, 2345, 3283, 4690, 6566, 9380, 13132, 16415, 29207, 32830, 58414, 65660, 116828, 146035, 204449, 292070, 408898, 584140, 817796, 1022245, 1431143, 1956869, 2044490, 2862286, 3913738, 4088980, 5724572, 7155715, 7827476, 9784345, 13698083, 14311430, 19568690, 27396166, 28622860, 39137380, 54792332, 68490415, 95886581, 136980830, 191773162, 273961660, 383546324, 479432905, 958865810, 1917731620]

約数ペア:

[(1, 1917731620), (2, 958865810), (4, 479432905), (5, 383546324), (7, 273961660), (10, 191773162), (14, 136980830), (20, 95886581), (28, 68490415), (35, 54792332), (49, 39137380), (67, 28622860), (70, 27396166), (98, 19568690), (134, 14311430), (140, 13698083), (196, 9784345), (245, 7827476), (268, 7155715), (335, 5724572), (469, 4088980), (490, 3913738), (670, 2862286), (938, 2044490), (980, 1956869), (1340, 1431143), (1876, 1022245), (2345, 817796), (3283, 584140), (4690, 408898), (6566, 292070), (9380, 204449), (13132, 146035), (16415, 116828), (29207, 65660), (32830, 58414)]