240872690

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{3259}}^1$

素因数の和:3674

約数の個数: 32

約数和(自身を含む): 457704000

約数和(自身を除く): 216831310

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 389, 778, 1945, 3259, 3890, 6518, 7391, 14782, 16295, 32590, 36955, 61921, 73910, 123842, 309605, 619210, 1267751, 2535502, 6338755, 12677510, 24087269, 48174538, 120436345, 240872690]

約数ペア:

[(1, 240872690), (2, 120436345), (5, 48174538), (10, 24087269), (19, 12677510), (38, 6338755), (95, 2535502), (190, 1267751), (389, 619210), (778, 309605), (1945, 123842), (3259, 73910), (3890, 61921), (6518, 36955), (7391, 32590), (14782, 16295)]