57159980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{419}}^1$

素因数の和:806

約数の個数: 48

約数和(自身を含む): 127008000

約数和(自身を除く): 69848020

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 359, 380, 419, 718, 838, 1436, 1676, 1795, 2095, 3590, 4190, 6821, 7180, 7961, 8380, 13642, 15922, 27284, 31844, 34105, 39805, 68210, 79610, 136420, 150421, 159220, 300842, 601684, 752105, 1504210, 2857999, 3008420, 5715998, 11431996, 14289995, 28579990, 57159980]

約数ペア:

[(1, 57159980), (2, 28579990), (4, 14289995), (5, 11431996), (10, 5715998), (19, 3008420), (20, 2857999), (38, 1504210), (76, 752105), (95, 601684), (190, 300842), (359, 159220), (380, 150421), (419, 136420), (718, 79610), (838, 68210), (1436, 39805), (1676, 34105), (1795, 31844), (2095, 27284), (3590, 15922), (4190, 13642), (6821, 8380), (7180, 7961)]