386120

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{197}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 1015740

約数和(自身を除く): 629620

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 197, 245, 280, 392, 394, 490, 788, 980, 985, 1379, 1576, 1960, 1970, 2758, 3940, 5516, 6895, 7880, 9653, 11032, 13790, 19306, 27580, 38612, 48265, 55160, 77224, 96530, 193060, 386120]

約数ペア:

[(1, 386120), (2, 193060), (4, 96530), (5, 77224), (7, 55160), (8, 48265), (10, 38612), (14, 27580), (20, 19306), (28, 13790), (35, 11032), (40, 9653), (49, 7880), (56, 6895), (70, 5516), (98, 3940), (140, 2758), (196, 1970), (197, 1960), (245, 1576), (280, 1379), (392, 985), (394, 980), (490, 788)]