39363940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{25561}}^1$

素因数の和:25588

約数の個数: 48

約数和(自身を含む): 103065984

約数和(自身を除く): 63702044

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 25561, 51122, 102244, 127805, 178927, 255610, 281171, 357854, 511220, 562342, 715708, 894635, 1124684, 1405855, 1789270, 1968197, 2811710, 3578540, 3936394, 5623420, 7872788, 9840985, 19681970, 39363940]

約数ペア:

[(1, 39363940), (2, 19681970), (4, 9840985), (5, 7872788), (7, 5623420), (10, 3936394), (11, 3578540), (14, 2811710), (20, 1968197), (22, 1789270), (28, 1405855), (35, 1124684), (44, 894635), (55, 715708), (70, 562342), (77, 511220), (110, 357854), (140, 281171), (154, 255610), (220, 178927), (308, 127805), (385, 102244), (770, 51122), (1540, 25561)]