20231960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3803}}^1$

素因数の和:3840

約数の個数: 64

約数和(自身を含む): 54777600

約数和(自身を除く): 34545640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 3803, 5320, 7606, 15212, 19015, 26621, 30424, 38030, 53242, 72257, 76060, 106484, 133105, 144514, 152120, 212968, 266210, 289028, 361285, 505799, 532420, 578056, 722570, 1011598, 1064840, 1445140, 2023196, 2528995, 2890280, 4046392, 5057990, 10115980, 20231960]

約数ペア:

[(1, 20231960), (2, 10115980), (4, 5057990), (5, 4046392), (7, 2890280), (8, 2528995), (10, 2023196), (14, 1445140), (19, 1064840), (20, 1011598), (28, 722570), (35, 578056), (38, 532420), (40, 505799), (56, 361285), (70, 289028), (76, 266210), (95, 212968), (133, 152120), (140, 144514), (152, 133105), (190, 106484), (266, 76060), (280, 72257), (380, 53242), (532, 38030), (665, 30424), (760, 26621), (1064, 19015), (1330, 15212), (2660, 7606), (3803, 5320)]