13426840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{607}}^1$

素因数の和:704

約数の個数: 64

約数和(自身を含む): 35020800

約数和(自身を除く): 21593960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 140, 158, 280, 316, 395, 553, 607, 632, 790, 1106, 1214, 1580, 2212, 2428, 2765, 3035, 3160, 4249, 4424, 4856, 5530, 6070, 8498, 11060, 12140, 16996, 21245, 22120, 24280, 33992, 42490, 47953, 84980, 95906, 169960, 191812, 239765, 335671, 383624, 479530, 671342, 959060, 1342684, 1678355, 1918120, 2685368, 3356710, 6713420, 13426840]

約数ペア:

[(1, 13426840), (2, 6713420), (4, 3356710), (5, 2685368), (7, 1918120), (8, 1678355), (10, 1342684), (14, 959060), (20, 671342), (28, 479530), (35, 383624), (40, 335671), (56, 239765), (70, 191812), (79, 169960), (140, 95906), (158, 84980), (280, 47953), (316, 42490), (395, 33992), (553, 24280), (607, 22120), (632, 21245), (790, 16996), (1106, 12140), (1214, 11060), (1580, 8498), (2212, 6070), (2428, 5530), (2765, 4856), (3035, 4424), (3160, 4249)]