2776060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{251}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 6773760

約数和(自身を除く): 3997700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 251, 316, 395, 502, 553, 790, 1004, 1106, 1255, 1580, 1757, 2212, 2510, 2765, 3514, 5020, 5530, 7028, 8785, 11060, 17570, 19829, 35140, 39658, 79316, 99145, 138803, 198290, 277606, 396580, 555212, 694015, 1388030, 2776060]

約数ペア:

[(1, 2776060), (2, 1388030), (4, 694015), (5, 555212), (7, 396580), (10, 277606), (14, 198290), (20, 138803), (28, 99145), (35, 79316), (70, 39658), (79, 35140), (140, 19829), (158, 17570), (251, 11060), (316, 8785), (395, 7028), (502, 5530), (553, 5020), (790, 3514), (1004, 2765), (1106, 2510), (1255, 2212), (1580, 1757)]