834702980

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{15887}}^1$

素因数の和:16004

約数の個数: 48

約数和(自身を含む): 1825721856

約数和(自身を除く): 991018876

約数列:

[1, 2, 4, 5, 10, 20, 37, 71, 74, 142, 148, 185, 284, 355, 370, 710, 740, 1420, 2627, 5254, 10508, 13135, 15887, 26270, 31774, 52540, 63548, 79435, 158870, 317740, 587819, 1127977, 1175638, 2255954, 2351276, 2939095, 4511908, 5639885, 5878190, 11279770, 11756380, 22559540, 41735149, 83470298, 166940596, 208675745, 417351490, 834702980]

約数ペア:

[(1, 834702980), (2, 417351490), (4, 208675745), (5, 166940596), (10, 83470298), (20, 41735149), (37, 22559540), (71, 11756380), (74, 11279770), (142, 5878190), (148, 5639885), (185, 4511908), (284, 2939095), (355, 2351276), (370, 2255954), (710, 1175638), (740, 1127977), (1420, 587819), (2627, 317740), (5254, 158870), (10508, 79435), (13135, 63548), (15887, 52540), (26270, 31774)]