27658870

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{977}}^1$

素因数の和:1152

約数の個数: 32

約数和(自身を含む): 52812000

約数和(自身を除く): 25153130

約数列:

[1, 2, 5, 10, 19, 38, 95, 149, 190, 298, 745, 977, 1490, 1954, 2831, 4885, 5662, 9770, 14155, 18563, 28310, 37126, 92815, 145573, 185630, 291146, 727865, 1455730, 2765887, 5531774, 13829435, 27658870]

約数ペア:

[(1, 27658870), (2, 13829435), (5, 5531774), (10, 2765887), (19, 1455730), (38, 727865), (95, 291146), (149, 185630), (190, 145573), (298, 92815), (745, 37126), (977, 28310), (1490, 18563), (1954, 14155), (2831, 9770), (4885, 5662)]