26416340

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{311}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 57867264

約数和(自身を除く): 31450924

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 137, 155, 274, 310, 311, 548, 620, 622, 685, 1244, 1370, 1555, 2740, 3110, 4247, 6220, 8494, 9641, 16988, 19282, 21235, 38564, 42470, 42607, 48205, 84940, 85214, 96410, 170428, 192820, 213035, 426070, 852140, 1320817, 2641634, 5283268, 6604085, 13208170, 26416340]

約数ペア:

[(1, 26416340), (2, 13208170), (4, 6604085), (5, 5283268), (10, 2641634), (20, 1320817), (31, 852140), (62, 426070), (124, 213035), (137, 192820), (155, 170428), (274, 96410), (310, 85214), (311, 84940), (548, 48205), (620, 42607), (622, 42470), (685, 38564), (1244, 21235), (1370, 19282), (1555, 16988), (2740, 9641), (3110, 8494), (4247, 6220)]