57709880

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{10531}}^1$

素因数の和:10679

約数の個数: 32

約数和(自身を含む): 130807440

約数和(自身を除く): 73097560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 10531, 21062, 42124, 52655, 84248, 105310, 210620, 421240, 1442747, 2885494, 5770988, 7213735, 11541976, 14427470, 28854940, 57709880]

約数ペア:

[(1, 57709880), (2, 28854940), (4, 14427470), (5, 11541976), (8, 7213735), (10, 5770988), (20, 2885494), (40, 1442747), (137, 421240), (274, 210620), (548, 105310), (685, 84248), (1096, 52655), (1370, 42124), (2740, 21062), (5480, 10531)]