33404120

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{19421}}^1$

素因数の和:19475

約数の個数: 32

約数和(自身を含む): 76911120

約数和(自身を除く): 43507000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 19421, 38842, 77684, 97105, 155368, 194210, 388420, 776840, 835103, 1670206, 3340412, 4175515, 6680824, 8351030, 16702060, 33404120]

約数ペア:

[(1, 33404120), (2, 16702060), (4, 8351030), (5, 6680824), (8, 4175515), (10, 3340412), (20, 1670206), (40, 835103), (43, 776840), (86, 388420), (172, 194210), (215, 155368), (344, 97105), (430, 77684), (860, 38842), (1720, 19421)]