11289760

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1721}}^1$

素因数の和:1777

約数の個数: 48

約数和(自身を含む): 27338472

約数和(自身を除く): 16048712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 1721, 3280, 3442, 6560, 6884, 8605, 13768, 17210, 27536, 34420, 55072, 68840, 70561, 137680, 141122, 275360, 282244, 352805, 564488, 705610, 1128976, 1411220, 2257952, 2822440, 5644880, 11289760]

約数ペア:

[(1, 11289760), (2, 5644880), (4, 2822440), (5, 2257952), (8, 1411220), (10, 1128976), (16, 705610), (20, 564488), (32, 352805), (40, 282244), (41, 275360), (80, 141122), (82, 137680), (160, 70561), (164, 68840), (205, 55072), (328, 34420), (410, 27536), (656, 17210), (820, 13768), (1312, 8605), (1640, 6884), (1721, 6560), (3280, 3442)]