2156870210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{181}}^1\times {\mathrm{853}}^1$

素因数の和:1179

約数の個数: 64

約数和(自身を含む): 4297273344

約数和(自身を除く): 2140403134

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 127, 181, 254, 362, 635, 853, 905, 1270, 1397, 1706, 1810, 1991, 2794, 3982, 4265, 6985, 8530, 9383, 9955, 13970, 18766, 19910, 22987, 45974, 46915, 93830, 108331, 114935, 154393, 216662, 229870, 252857, 308786, 505714, 541655, 771965, 1083310, 1191641, 1264285, 1543930, 1698323, 2383282, 2528570, 3396646, 5958205, 8491615, 11916410, 16983230, 19607911, 39215822, 98039555, 196079110, 215687021, 431374042, 1078435105, 2156870210]

約数ペア:

[(1, 2156870210), (2, 1078435105), (5, 431374042), (10, 215687021), (11, 196079110), (22, 98039555), (55, 39215822), (110, 19607911), (127, 16983230), (181, 11916410), (254, 8491615), (362, 5958205), (635, 3396646), (853, 2528570), (905, 2383282), (1270, 1698323), (1397, 1543930), (1706, 1264285), (1810, 1191641), (1991, 1083310), (2794, 771965), (3982, 541655), (4265, 505714), (6985, 308786), (8530, 252857), (9383, 229870), (9955, 216662), (13970, 154393), (18766, 114935), (19910, 108331), (22987, 93830), (45974, 46915)]