26811560

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{193}}^1$

素因数の和:378

約数の個数: 64

約数和(自身を含む): 63694080

約数和(自身を除く): 36882520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 151, 184, 193, 230, 302, 386, 460, 604, 755, 772, 920, 965, 1208, 1510, 1544, 1930, 3020, 3473, 3860, 4439, 6040, 6946, 7720, 8878, 13892, 17365, 17756, 22195, 27784, 29143, 34730, 35512, 44390, 58286, 69460, 88780, 116572, 138920, 145715, 177560, 233144, 291430, 582860, 670289, 1165720, 1340578, 2681156, 3351445, 5362312, 6702890, 13405780, 26811560]

約数ペア:

[(1, 26811560), (2, 13405780), (4, 6702890), (5, 5362312), (8, 3351445), (10, 2681156), (20, 1340578), (23, 1165720), (40, 670289), (46, 582860), (92, 291430), (115, 233144), (151, 177560), (184, 145715), (193, 138920), (230, 116572), (302, 88780), (386, 69460), (460, 58286), (604, 44390), (755, 35512), (772, 34730), (920, 29143), (965, 27784), (1208, 22195), (1510, 17756), (1544, 17365), (1930, 13892), (3020, 8878), (3473, 7720), (3860, 6946), (4439, 6040)]