11405890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{347}}^1$

素因数の和:546

約数の個数: 32

約数和(自身を含む): 21798720

約数和(自身を除く): 10392830

約数列:

[1, 2, 5, 10, 19, 38, 95, 173, 190, 346, 347, 694, 865, 1730, 1735, 3287, 3470, 6574, 6593, 13186, 16435, 32870, 32965, 60031, 65930, 120062, 300155, 600310, 1140589, 2281178, 5702945, 11405890]

約数ペア:

[(1, 11405890), (2, 5702945), (5, 2281178), (10, 1140589), (19, 600310), (38, 300155), (95, 120062), (173, 65930), (190, 60031), (346, 32965), (347, 32870), (694, 16435), (865, 13186), (1730, 6593), (1735, 6574), (3287, 3470)]