1640343256

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{78893}}^1$

素因数の和:79035

約数の個数: 32

約数和(自身を含む): 3237809760

約数和(自身を除く): 1597466504

約数列:

[1, 2, 4, 8, 23, 46, 92, 113, 184, 226, 452, 904, 2599, 5198, 10396, 20792, 78893, 157786, 315572, 631144, 1814539, 3629078, 7258156, 8914909, 14516312, 17829818, 35659636, 71319272, 205042907, 410085814, 820171628, 1640343256]

約数ペア:

[(1, 1640343256), (2, 820171628), (4, 410085814), (8, 205042907), (23, 71319272), (46, 35659636), (92, 17829818), (113, 14516312), (184, 8914909), (226, 7258156), (452, 3629078), (904, 1814539), (2599, 631144), (5198, 315572), (10396, 157786), (20792, 78893)]