27397840

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{8353}}^1$

素因数の和:8407

約数の個数: 40

約数和(自身を含む): 65261448

約数和(自身を除く): 37863608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 8353, 16706, 33412, 41765, 66824, 83530, 133648, 167060, 334120, 342473, 668240, 684946, 1369892, 1712365, 2739784, 3424730, 5479568, 6849460, 13698920, 27397840]

約数ペア:

[(1, 27397840), (2, 13698920), (4, 6849460), (5, 5479568), (8, 3424730), (10, 2739784), (16, 1712365), (20, 1369892), (40, 684946), (41, 668240), (80, 342473), (82, 334120), (164, 167060), (205, 133648), (328, 83530), (410, 66824), (656, 41765), (820, 33412), (1640, 16706), (3280, 8353)]