12895480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{24799}}^1$

素因数の和:24823

約数の個数: 32

約数和(自身を含む): 31248000

約数和(自身を除く): 18352520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 24799, 49598, 99196, 123995, 198392, 247990, 322387, 495980, 644774, 991960, 1289548, 1611935, 2579096, 3223870, 6447740, 12895480]

約数ペア:

[(1, 12895480), (2, 6447740), (4, 3223870), (5, 2579096), (8, 1611935), (10, 1289548), (13, 991960), (20, 644774), (26, 495980), (40, 322387), (52, 247990), (65, 198392), (104, 123995), (130, 99196), (260, 49598), (520, 24799)]