20173585540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{231827}}^1$

素因数の和:232084

約数の個数: 48

約数和(自身を含む): 44789169600

約数和(自身を除く): 24615584060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 229, 380, 458, 916, 1145, 2290, 4351, 4580, 8702, 17404, 21755, 43510, 87020, 231827, 463654, 927308, 1159135, 2318270, 4404713, 4636540, 8809426, 17618852, 22023565, 44047130, 53088383, 88094260, 106176766, 212353532, 265441915, 530883830, 1008679277, 1061767660, 2017358554, 4034717108, 5043396385, 10086792770, 20173585540]

約数ペア:

[(1, 20173585540), (2, 10086792770), (4, 5043396385), (5, 4034717108), (10, 2017358554), (19, 1061767660), (20, 1008679277), (38, 530883830), (76, 265441915), (95, 212353532), (190, 106176766), (229, 88094260), (380, 53088383), (458, 44047130), (916, 22023565), (1145, 17618852), (2290, 8809426), (4351, 4636540), (4580, 4404713), (8702, 2318270), (17404, 1159135), (21755, 927308), (43510, 463654), (87020, 231827)]