1310888920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{23459}}^1$

素因数の和:23608

約数の個数: 64

約数和(自身を含む): 3243110400

約数和(自身を除く): 1932221480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 127, 220, 254, 440, 508, 635, 1016, 1270, 1397, 2540, 2794, 5080, 5588, 6985, 11176, 13970, 23459, 27940, 46918, 55880, 93836, 117295, 187672, 234590, 258049, 469180, 516098, 938360, 1032196, 1290245, 2064392, 2580490, 2979293, 5160980, 5958586, 10321960, 11917172, 14896465, 23834344, 29792930, 32772223, 59585860, 65544446, 119171720, 131088892, 163861115, 262177784, 327722230, 655444460, 1310888920]

約数ペア:

[(1, 1310888920), (2, 655444460), (4, 327722230), (5, 262177784), (8, 163861115), (10, 131088892), (11, 119171720), (20, 65544446), (22, 59585860), (40, 32772223), (44, 29792930), (55, 23834344), (88, 14896465), (110, 11917172), (127, 10321960), (220, 5958586), (254, 5160980), (440, 2979293), (508, 2580490), (635, 2064392), (1016, 1290245), (1270, 1032196), (1397, 938360), (2540, 516098), (2794, 469180), (5080, 258049), (5588, 234590), (6985, 187672), (11176, 117295), (13970, 93836), (23459, 55880), (27940, 46918)]