39286940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{263}}^1$

素因数の和:387

約数の個数: 96

約数和(自身を含む): 104315904

約数和(自身を除く): 65028964

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 97, 110, 140, 154, 194, 220, 263, 308, 385, 388, 485, 526, 679, 770, 970, 1052, 1067, 1315, 1358, 1540, 1841, 1940, 2134, 2630, 2716, 2893, 3395, 3682, 4268, 5260, 5335, 5786, 6790, 7364, 7469, 9205, 10670, 11572, 13580, 14465, 14938, 18410, 20251, 21340, 25511, 28930, 29876, 36820, 37345, 40502, 51022, 57860, 74690, 81004, 101255, 102044, 127555, 149380, 178577, 202510, 255110, 280621, 357154, 405020, 510220, 561242, 714308, 892885, 1122484, 1403105, 1785770, 1964347, 2806210, 3571540, 3928694, 5612420, 7857388, 9821735, 19643470, 39286940]

約数ペア:

[(1, 39286940), (2, 19643470), (4, 9821735), (5, 7857388), (7, 5612420), (10, 3928694), (11, 3571540), (14, 2806210), (20, 1964347), (22, 1785770), (28, 1403105), (35, 1122484), (44, 892885), (55, 714308), (70, 561242), (77, 510220), (97, 405020), (110, 357154), (140, 280621), (154, 255110), (194, 202510), (220, 178577), (263, 149380), (308, 127555), (385, 102044), (388, 101255), (485, 81004), (526, 74690), (679, 57860), (770, 51022), (970, 40502), (1052, 37345), (1067, 36820), (1315, 29876), (1358, 28930), (1540, 25511), (1841, 21340), (1940, 20251), (2134, 18410), (2630, 14938), (2716, 14465), (2893, 13580), (3395, 11572), (3682, 10670), (4268, 9205), (5260, 7469), (5335, 7364), (5786, 6790)]