12785655380

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{153563}}^1$

素因数の和:153776

約数の個数: 48

約数和(自身を含む): 28172237184

約数和(自身を除く): 15386581804

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 181, 230, 362, 460, 724, 905, 1810, 3620, 4163, 8326, 16652, 20815, 41630, 83260, 153563, 307126, 614252, 767815, 1535630, 3071260, 3531949, 7063898, 14127796, 17659745, 27794903, 35319490, 55589806, 70638980, 111179612, 138974515, 277949030, 555898060, 639282769, 1278565538, 2557131076, 3196413845, 6392827690, 12785655380]

約数ペア:

[(1, 12785655380), (2, 6392827690), (4, 3196413845), (5, 2557131076), (10, 1278565538), (20, 639282769), (23, 555898060), (46, 277949030), (92, 138974515), (115, 111179612), (181, 70638980), (230, 55589806), (362, 35319490), (460, 27794903), (724, 17659745), (905, 14127796), (1810, 7063898), (3620, 3531949), (4163, 3071260), (8326, 1535630), (16652, 767815), (20815, 614252), (41630, 307126), (83260, 153563)]