947334540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{222379}}^1$

素因数の和:222462

約数の個数: 48

約数和(自身を含む): 2689908480

約数和(自身を除く): 1742573940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 222379, 444758, 667137, 889516, 1111895, 1334274, 2223790, 2668548, 3335685, 4447580, 6671370, 13342740, 15788909, 31577818, 47366727, 63155636, 78944545, 94733454, 157889090, 189466908, 236833635, 315778180, 473667270, 947334540]

約数ペア:

[(1, 947334540), (2, 473667270), (3, 315778180), (4, 236833635), (5, 189466908), (6, 157889090), (10, 94733454), (12, 78944545), (15, 63155636), (20, 47366727), (30, 31577818), (60, 15788909), (71, 13342740), (142, 6671370), (213, 4447580), (284, 3335685), (355, 2668548), (426, 2223790), (710, 1334274), (852, 1111895), (1065, 889516), (1420, 667137), (2130, 444758), (4260, 222379)]