245398470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{18979}}^1$

素因数の和:19420

約数の個数: 32

約数和(自身を含む): 590353920

約数和(自身を除く): 344955450

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 431, 862, 1293, 2155, 2586, 4310, 6465, 12930, 18979, 37958, 56937, 94895, 113874, 189790, 284685, 569370, 8179949, 16359898, 24539847, 40899745, 49079694, 81799490, 122699235, 245398470]

約数ペア:

[(1, 245398470), (2, 122699235), (3, 81799490), (5, 49079694), (6, 40899745), (10, 24539847), (15, 16359898), (30, 8179949), (431, 569370), (862, 284685), (1293, 189790), (2155, 113874), (2586, 94895), (4310, 56937), (6465, 37958), (12930, 18979)]