57731740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{661}}^1$

素因数の和:1078

約数の個数: 48

約数和(自身を含む): 132791904

約数和(自身を除く): 75060164

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 397, 661, 794, 1322, 1588, 1985, 2644, 3305, 3970, 4367, 6610, 7271, 7940, 8734, 13220, 14542, 17468, 21835, 29084, 36355, 43670, 72710, 87340, 145420, 262417, 524834, 1049668, 1312085, 2624170, 2886587, 5248340, 5773174, 11546348, 14432935, 28865870, 57731740]

約数ペア:

[(1, 57731740), (2, 28865870), (4, 14432935), (5, 11546348), (10, 5773174), (11, 5248340), (20, 2886587), (22, 2624170), (44, 1312085), (55, 1049668), (110, 524834), (220, 262417), (397, 145420), (661, 87340), (794, 72710), (1322, 43670), (1588, 36355), (1985, 29084), (2644, 21835), (3305, 17468), (3970, 14542), (4367, 13220), (6610, 8734), (7271, 7940)]