40768756

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{389}}^1$

素因数の和:616

約数の個数: 48

約数和(自身を含む): 86486400

約数和(自身を除く): 45717644

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 197, 266, 389, 394, 532, 778, 788, 1379, 1556, 2723, 2758, 3743, 5446, 5516, 7391, 7486, 10892, 14782, 14972, 26201, 29564, 51737, 52402, 76633, 103474, 104804, 153266, 206948, 306532, 536431, 1072862, 1456027, 2145724, 2912054, 5824108, 10192189, 20384378, 40768756]

約数ペア:

[(1, 40768756), (2, 20384378), (4, 10192189), (7, 5824108), (14, 2912054), (19, 2145724), (28, 1456027), (38, 1072862), (76, 536431), (133, 306532), (197, 206948), (266, 153266), (389, 104804), (394, 103474), (532, 76633), (778, 52402), (788, 51737), (1379, 29564), (1556, 26201), (2723, 14972), (2758, 14782), (3743, 10892), (5446, 7486), (5516, 7391)]