3556880

素因数分解:

$2^4\times 5^1\times {\mathrm{173}}^1\times {\mathrm{257}}^1$

素因数の和:443

約数の個数: 40

約数和(自身を含む): 8349912

約数和(自身を除く): 4793032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 173, 257, 346, 514, 692, 865, 1028, 1285, 1384, 1730, 2056, 2570, 2768, 3460, 4112, 5140, 6920, 10280, 13840, 20560, 44461, 88922, 177844, 222305, 355688, 444610, 711376, 889220, 1778440, 3556880]

約数ペア:

[(1, 3556880), (2, 1778440), (4, 889220), (5, 711376), (8, 444610), (10, 355688), (16, 222305), (20, 177844), (40, 88922), (80, 44461), (173, 20560), (257, 13840), (346, 10280), (514, 6920), (692, 5140), (865, 4112), (1028, 3460), (1285, 2768), (1384, 2570), (1730, 2056)]