28714840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{9323}}^1$

素因数の和:9352

約数の個数: 64

約数和(自身を含む): 80559360

約数和(自身を除く): 51844520

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 9323, 18646, 37292, 46615, 65261, 74584, 93230, 102553, 130522, 186460, 205106, 261044, 326305, 372920, 410212, 512765, 522088, 652610, 717871, 820424, 1025530, 1305220, 1435742, 2051060, 2610440, 2871484, 3589355, 4102120, 5742968, 7178710, 14357420, 28714840]

約数ペア:

[(1, 28714840), (2, 14357420), (4, 7178710), (5, 5742968), (7, 4102120), (8, 3589355), (10, 2871484), (11, 2610440), (14, 2051060), (20, 1435742), (22, 1305220), (28, 1025530), (35, 820424), (40, 717871), (44, 652610), (55, 522088), (56, 512765), (70, 410212), (77, 372920), (88, 326305), (110, 261044), (140, 205106), (154, 186460), (220, 130522), (280, 102553), (308, 93230), (385, 74584), (440, 65261), (616, 46615), (770, 37292), (1540, 18646), (3080, 9323)]