29104120

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{16921}}^1$

素因数の和:16975

約数の個数: 32

約数和(自身を含む): 67011120

約数和(自身を除く): 37907000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 16921, 33842, 67684, 84605, 135368, 169210, 338420, 676840, 727603, 1455206, 2910412, 3638015, 5820824, 7276030, 14552060, 29104120]

約数ペア:

[(1, 29104120), (2, 14552060), (4, 7276030), (5, 5820824), (8, 3638015), (10, 2910412), (20, 1455206), (40, 727603), (43, 676840), (86, 338420), (172, 169210), (215, 135368), (344, 84605), (430, 67684), (860, 33842), (1720, 16921)]