255415024

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{840181}}^1$

素因数の和:840208

約数の個数: 20

約数和(自身を含む): 520912840

約数和(自身を除く): 265497816

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 840181, 1680362, 3360724, 6721448, 13442896, 15963439, 31926878, 63853756, 127707512, 255415024]

約数ペア:

[(1, 255415024), (2, 127707512), (4, 63853756), (8, 31926878), (16, 15963439), (19, 13442896), (38, 6721448), (76, 3360724), (152, 1680362), (304, 840181)]