26466580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2393}}^1$

素因数の和:2488

約数の個数: 48

約数和(自身を含む): 64350720

約数和(自身を除く): 37884140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1580, 2212, 2393, 2765, 4786, 5530, 9572, 11060, 11965, 16751, 23930, 33502, 47860, 67004, 83755, 167510, 189047, 335020, 378094, 756188, 945235, 1323329, 1890470, 2646658, 3780940, 5293316, 6616645, 13233290, 26466580]

約数ペア:

[(1, 26466580), (2, 13233290), (4, 6616645), (5, 5293316), (7, 3780940), (10, 2646658), (14, 1890470), (20, 1323329), (28, 945235), (35, 756188), (70, 378094), (79, 335020), (140, 189047), (158, 167510), (316, 83755), (395, 67004), (553, 47860), (790, 33502), (1106, 23930), (1580, 16751), (2212, 11965), (2393, 11060), (2765, 9572), (4786, 5530)]